42500005005512 has 8 divisors (see below), whose sum is σ = 79687509385350. Its totient is φ = 21250002502752.

The previous prime is 42500005005461. The next prime is 42500005005719. The reversal of 42500005005512 is 21550050000524.

It can be written as a sum of positive squares in only one way, i.e., 24687840566596 + 17812164438916 = 4968686^2 + 4220446^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2656250312837 + ... + 2656250312852.

Almost surely, 2^{42500005005512} is an apocalyptic number.

It is an amenable number.

42500005005512 is a deficient number, since it is larger than the sum of its proper divisors (37187504379838).

42500005005512 is a wasteful number, since it uses less digits than its factorization.

42500005005512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5312500625695 (or 5312500625691 counting only the distinct ones).

The product of its (nonzero) digits is 10000, while the sum is 29.

The spelling of 42500005005512 in words is "forty-two trillion, five hundred billion, five million, five thousand, five hundred twelve".