5144964534 has 72 divisors (see below), whose sum is σ = 11757120120. Its totient is φ = 1667725416.

The previous prime is 5144964529. The next prime is 5144964611. The reversal of 5144964534 is 4354694415.

5144964534 is a `hidden beast` number, since 5 + 14 + 49 + 64 + 534 = 666.

It is a super-2 number, since 2×5144964534² = 52941320112235674312, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 5144964534.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 22664929 + ... + 22665155.

It is an arithmetic number, because the mean of its divisors is an integer number (163293335).

Almost surely, 2^5144964534 is an apocalyptic number.

5144964534 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 5144964534, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5878560060).

5144964534 is an abundant number, since it is smaller than the sum of its proper divisors (6612155586).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5144964534 is an equidigital number, since it uses as much as digits as its factorization.

5144964534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 551 (or 275 counting only the distinct ones).

The product of its digits is 1036800, while the sum is 45.

The square root of 5144964534 is about 71728.4081379198. The cubic root of 5144964534 is about 1726.3444852795.

The spelling of 5144964534 in words is "five billion, one hundred forty-four million, nine hundred sixty-four thousand, five hundred thirty-four".