61325073775 has 12 divisors (see below), whose sum is σ = 86906390512. Its totient is φ = 42051479040.

The previous prime is 61325073769. The next prime is 61325073841. The reversal of 61325073775 is 57737052316.

It is not a de Polignac number, because 61325073775 - 2¹⁵ = 61325041007 is a prime.

It is a Duffinian number.

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, 175214322 + ... + 175214671.

Almost surely, 2^61325073775 is an apocalyptic number.

61325073775 is a deficient number, since it is larger than the sum of its proper divisors (25581316737).

61325073775 is a wasteful number, since it uses less digits than its factorization.

61325073775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 350429010 (or 350429005 counting only the distinct ones).

The product of its (nonzero) digits is 926100, while the sum is 46.

The spelling of 61325073775 in words is "sixty-one billion, three hundred twenty-five million, seventy-three thousand, seven hundred seventy-five".