5278173212 has 48 divisors (see below), whose sum is σ = 10518783744. Its totient is φ = 2299968000.

The previous prime is 5278173211. The next prime is 5278173233. The reversal of 5278173212 is 2123718725.

It is a super-2 number, since 2×5278173212² = 55718224911748793888, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5278173211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26162 + ... + 106022.

It is an arithmetic number, because the mean of its divisors is an integer number (219141328).

Almost surely, 2^5278173212 is an apocalyptic number.

5278173212 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

5278173212 is a deficient number, since it is larger than the sum of its proper divisors (5240610532).

5278173212 is a wasteful number, since it uses less digits than its factorization.

5278173212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79950 (or 79948 counting only the distinct ones).

The product of its digits is 47040, while the sum is 38.

The square root of 5278173212 is about 72651.0372396706. The cubic root of 5278173212 is about 1741.1166932276.

The spelling of 5278173212 in words is "five billion, two hundred seventy-eight million, one hundred seventy-three thousand, two hundred twelve".