61725604127464 has 32 divisors (see below), whose sum is σ = 115835413003200. Its totient is φ = 30836171833600.

The previous prime is 61725604127459. The next prime is 61725604127489. The reversal of 61725604127464 is 46472140652716.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43649469 + ... + 45041395.

It is an arithmetic number, because the mean of its divisors is an integer number (3619856656350).

Almost surely, 2^{61725604127464} is an apocalyptic number.

It is an amenable number.

61725604127464 is a deficient number, since it is larger than the sum of its proper divisors (54109808875736).

61725604127464 is a wasteful number, since it uses less digits than its factorization.

61725604127464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1396713 (or 1396709 counting only the distinct ones).

The product of its (nonzero) digits is 13547520, while the sum is 55.

The spelling of 61725604127464 in words is "sixty-one trillion, seven hundred twenty-five billion, six hundred four million, one hundred twenty-seven thousand, four hundred sixty-four".