61542604635324 has 48 divisors (see below), whose sum is σ = 143703331148160. Its totient is φ = 20499357275200.

The previous prime is 61542604635319. The next prime is 61542604635383. The reversal of 61542604635324 is 42353640624516.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 375061099 + ... + 375225149.

It is an arithmetic number, because the mean of its divisors is an integer number (2993819398920).

Almost surely, 2^{61542604635324} is an apocalyptic number.

It is an amenable number.

61542604635324 is an abundant number, since it is smaller than the sum of its proper divisors (82160726512836).

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

61542604635324 is a wasteful number, since it uses less digits than its factorization.

61542604635324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186490 (or 186488 counting only the distinct ones).

The product of its (nonzero) digits is 12441600, while the sum is 51.

The spelling of 61542604635324 in words is "sixty-one trillion, five hundred forty-two billion, six hundred four million, six hundred thirty-five thousand, three hundred twenty-four".