5146678872 has 64 divisors (see below), whose sum is σ = 15137301600. Its totient is φ = 1614643200.

The previous prime is 5146678853. The next prime is 5146678879. The reversal of 5146678872 is 2788766415.

It is a super-2 number, since 2×5146678872² = 52976606822982384768, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5146678879) by changing a digit.

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, 697129 + ... + 704472.

Almost surely, 2^5146678872 is an apocalyptic number.

It is an amenable number.

5146678872 is an abundant number, since it is smaller than the sum of its proper divisors (9990622728).

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

5146678872 is a wasteful number, since it uses less digits than its factorization.

5146678872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1401633 (or 1401623 counting only the distinct ones).

The product of its digits is 4515840, while the sum is 54.

The square root of 5146678872 is about 71740.3573450816. The cubic root of 5146678872 is about 1726.5362073202.

The spelling of 5146678872 in words is "five billion, one hundred forty-six million, six hundred seventy-eight thousand, eight hundred seventy-two".