43009460625138 has 64 divisors (see below), whose sum is σ = 98434670638080. Its totient is φ = 12272502715200.

The previous prime is 43009460625073. The next prime is 43009460625199. The reversal of 43009460625138 is 83152606490034.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 770488593 + ... + 770544411.

It is an arithmetic number, because the mean of its divisors is an integer number (1538041728720).

Almost surely, 2^{43009460625138} is an apocalyptic number.

43009460625138 is an abundant number, since it is smaller than the sum of its proper divisors (55425210012942).

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

43009460625138 is a wasteful number, since it uses less digits than its factorization.

43009460625138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79263.

The product of its (nonzero) digits is 3732480, while the sum is 51.

The spelling of 43009460625138 in words is "forty-three trillion, nine billion, four hundred sixty million, six hundred twenty-five thousand, one hundred thirty-eight".