45531471574 has 4 divisors (see below), whose sum is σ = 68297207364. Its totient is φ = 22765735786.

The previous prime is 45531471529. The next prime is 45531471593. The reversal of 45531471574 is 47517413554.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×45531471574² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11382867892 + ... + 11382867895.

It is an arithmetic number, because the mean of its divisors is an integer number (17074301841).

Almost surely, 2^45531471574 is an apocalyptic number.

45531471574 is a deficient number, since it is larger than the sum of its proper divisors (22765735790).

45531471574 is a wasteful number, since it uses less digits than its factorization.

45531471574 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22765735789.

The product of its digits is 1176000, while the sum is 46.

The spelling of 45531471574 in words is "forty-five billion, five hundred thirty-one million, four hundred seventy-one thousand, five hundred seventy-four".