7057156434 has 32 divisors (see below), whose sum is σ = 14956920000. Its totient is φ = 2213613504.

The previous prime is 7057156427. The next prime is 7057156441. The reversal of 7057156434 is 4346517507.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (7057156427) and next prime (7057156441).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 190749 + ... + 224720.

It is an arithmetic number, because the mean of its divisors is an integer number (467403750).

Almost surely, 2^7057156434 is an apocalyptic number.

7057156434 is an abundant number, since it is smaller than the sum of its proper divisors (7899763566).

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

7057156434 is a wasteful number, since it uses less digits than its factorization.

7057156434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 415642.

The product of its (nonzero) digits is 352800, while the sum is 42.

The square root of 7057156434 is about 84006.8832536953. The cubic root of 7057156434 is about 1918.1235676773.

The spelling of 7057156434 in words is "seven billion, fifty-seven million, one hundred fifty-six thousand, four hundred thirty-four".