61125373475 has 6 divisors (see below), whose sum is σ = 75795463140. Its totient is φ = 48900298760.

The previous prime is 61125373427. The next prime is 61125373481. The reversal of 61125373475 is 57437352116.

It is not a de Polignac number, because 61125373475 - 2¹⁶ = 61125307939 is a prime.

It is a super-2 number, since 2×61125373475² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1222507445 + ... + 1222507494.

It is an arithmetic number, because the mean of its divisors is an integer number (12632577190).

Almost surely, 2^61125373475 is an apocalyptic number.

61125373475 is a deficient number, since it is larger than the sum of its proper divisors (14670089665).

61125373475 is a wasteful number, since it uses less digits than its factorization.

61125373475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2445014949 (or 2445014944 counting only the distinct ones).

The product of its digits is 529200, while the sum is 44.

The spelling of 61125373475 in words is "sixty-one billion, one hundred twenty-five million, three hundred seventy-three thousand, four hundred seventy-five".