42500947396 has 6 divisors (see below), whose sum is σ = 74376657950. Its totient is φ = 21250473696.

The previous prime is 42500947387. The next prime is 42500947421. The reversal of 42500947396 is 69374900524.

42500947396 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 33258816900 + 9242130496 = 182370^2 + 96136^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5312618421 + ... + 5312618428.

Almost surely, 2^42500947396 is an apocalyptic number.

It is an amenable number.

42500947396 is a deficient number, since it is larger than the sum of its proper divisors (31875710554).

42500947396 is a wasteful number, since it uses less digits than its factorization.

42500947396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10625236853 (or 10625236851 counting only the distinct ones).

The product of its (nonzero) digits is 1632960, while the sum is 49.

The spelling of 42500947396 in words is "forty-two billion, five hundred million, nine hundred forty-seven thousand, three hundred ninety-six".