42522634612 has 12 divisors (see below), whose sum is σ = 75433989316. Its totient is φ = 20970066240.

The previous prime is 42522634607. The next prime is 42522634673. The reversal of 42522634612 is 21643622524.

It can be written as a sum of positive squares in 2 ways, for example, as 30945735396 + 11576899216 = 175914^2 + 107596^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72812439 + ... + 72813022.

Almost surely, 2^42522634612 is an apocalyptic number.

It is an amenable number.

42522634612 is a deficient number, since it is larger than the sum of its proper divisors (32911354704).

42522634612 is a wasteful number, since it uses less digits than its factorization.

42522634612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145625538 (or 145625536 counting only the distinct ones).

The product of its digits is 138240, while the sum is 37.

The spelling of 42522634612 in words is "forty-two billion, five hundred twenty-two million, six hundred thirty-four thousand, six hundred twelve".