43345264157 has 36 divisors (see below), whose sum is σ = 51021336960. Its totient is φ = 36779887872.

The previous prime is 43345264141. The next prime is 43345264181. The reversal of 43345264157 is 75146254334.

43345264157 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 43345264157 - 2⁴ = 43345264141 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43345204157) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 2089844 + ... + 2110482.

It is an arithmetic number, because the mean of its divisors is an integer number (1417259360).

Almost surely, 2^43345264157 is an apocalyptic number.

It is an amenable number.

43345264157 is a deficient number, since it is larger than the sum of its proper divisors (7676072803).

43345264157 is a wasteful number, since it uses less digits than its factorization.

43345264157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20742 (or 20712 counting only the distinct ones).

The product of its digits is 1209600, while the sum is 44.

The spelling of 43345264157 in words is "forty-three billion, three hundred forty-five million, two hundred sixty-four thousand, one hundred fifty-seven".