5156464390 has 32 divisors (see below), whose sum is σ = 11571911424. Its totient is φ = 1607209440.

The previous prime is 5156464349. The next prime is 5156464399. The reversal of 5156464390 is 934646515.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5156464399) 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, 3347584 + ... + 3349123.

It is an arithmetic number, because the mean of its divisors is an integer number (361622232).

Almost surely, 2^5156464390 is an apocalyptic number.

5156464390 is an abundant number, since it is smaller than the sum of its proper divisors (6415447034).

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

5156464390 is a wasteful number, since it uses less digits than its factorization.

5156464390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6696732.

The product of its (nonzero) digits is 388800, while the sum is 43.

The square root of 5156464390 is about 71808.5258865547. The cubic root of 5156464390 is about 1727.6297510196.

The spelling of 5156464390 in words is "five billion, one hundred fifty-six million, four hundred sixty-four thousand, three hundred ninety".