42633521475 has 24 divisors (see below), whose sum is σ = 70852666032. Its totient is φ = 22620057600.

The previous prime is 42633521461. The next prime is 42633521501. The reversal of 42633521475 is 57412533624.

It is not a de Polignac number, because 42633521475 - 2⁸ = 42633521219 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1458186 + ... + 1487135.

It is an arithmetic number, because the mean of its divisors is an integer number (2952194418).

Almost surely, 2^42633521475 is an apocalyptic number.

42633521475 is a deficient number, since it is larger than the sum of its proper divisors (28219144557).

42633521475 is a wasteful number, since it uses less digits than its factorization.

42633521475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2945527 (or 2945522 counting only the distinct ones).

The product of its digits is 604800, while the sum is 42.

The spelling of 42633521475 in words is "forty-two billion, six hundred thirty-three million, five hundred twenty-one thousand, four hundred seventy-five".