61365725674 has 32 divisors (see below), whose sum is σ = 104672399040. Its totient is φ = 26726044800.

The previous prime is 61365725593. The next prime is 61365725677. The reversal of 61365725674 is 47652756316.

It is not an unprimeable number, because it can be changed into a prime (61365725677) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 283539 + ... + 450694.

It is an arithmetic number, because the mean of its divisors is an integer number (3271012470).

Almost surely, 2^61365725674 is an apocalyptic number.

61365725674 is a deficient number, since it is larger than the sum of its proper divisors (43306673366).

61365725674 is a wasteful number, since it uses less digits than its factorization.

61365725674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 734406.

The product of its digits is 6350400, while the sum is 52.

The spelling of 61365725674 in words is "sixty-one billion, three hundred sixty-five million, seven hundred twenty-five thousand, six hundred seventy-four".