13145522240574 has 24 divisors (see below), whose sum is σ = 28552992214032. Its totient is φ = 4370913460800.

The previous prime is 13145522240551. The next prime is 13145522240623. The reversal of 13145522240574 is 47504222554131.

13145522240574 is a `hidden beast` number, since 1 + 3 + 1 + 4 + 5 + 52 + 2 + 24 + 0 + 574 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 910599754 + ... + 910614189.

It is an arithmetic number, because the mean of its divisors is an integer number (1189708008918).

Almost surely, 2^{13145522240574} is an apocalyptic number.

13145522240574 is an abundant number, since it is smaller than the sum of its proper divisors (15407469973458).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13145522240574 is a wasteful number, since it uses less digits than its factorization.

13145522240574 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1821214352 (or 1821214349 counting only the distinct ones).

The product of its (nonzero) digits is 1344000, while the sum is 45.

The spelling of 13145522240574 in words is "thirteen trillion, one hundred forty-five billion, five hundred twenty-two million, two hundred forty thousand, five hundred seventy-four".