5274653440 has 144 divisors (see below), whose sum is σ = 14548145472. Its totient is φ = 1794834432.

The previous prime is 5274653401. The next prime is 5274653459. The reversal of 5274653440 is 443564725.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 5274653393 and 5274653402.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1225372 + ... + 1229668.

It is an arithmetic number, because the mean of its divisors is an integer number (101028788).

Almost surely, 2^5274653440 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5274653440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7274072736).

5274653440 is an abundant number, since it is smaller than the sum of its proper divisors (9273492032).

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

5274653440 is a wasteful number, since it uses less digits than its factorization.

5274653440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4462 (or 4448 counting only the distinct ones).

The product of its (nonzero) digits is 403200, while the sum is 40.

The square root of 5274653440 is about 72626.8093750510. The cubic root of 5274653440 is about 1740.7295835036.

The spelling of 5274653440 in words is "five billion, two hundred seventy-four million, six hundred fifty-three thousand, four hundred forty".