72412061100427 has 4 divisors (see below), whose sum is σ = 72873284419696. Its totient is φ = 71950837781160.

The previous prime is 72412061100371. The next prime is 72412061100451. The reversal of 72412061100427 is 72400116021427.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 72412061100427 - 2²³ = 72412052711819 is a prime.

It is a super-2 number, since 2×72412061100427² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (72412001100427) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 230611659399 + ... + 230611659712.

It is an arithmetic number, because the mean of its divisors is an integer number (18218321104924).

Almost surely, 2^{72412061100427} is an apocalyptic number.

72412061100427 is a deficient number, since it is larger than the sum of its proper divisors (461223319269).

72412061100427 is a wasteful number, since it uses less digits than its factorization.

72412061100427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 461223319268.

The product of its (nonzero) digits is 37632, while the sum is 37.

The spelling of 72412061100427 in words is "seventy-two trillion, four hundred twelve billion, sixty-one million, one hundred thousand, four hundred twenty-seven".