72412045154244 has 36 divisors (see below), whose sum is σ = 192675324827440. Its totient is φ = 22866961627440.

The previous prime is 72412045154159. The next prime is 72412045154287. The reversal of 72412045154244 is 44245154021427.

It is a happy number.

72412045154244 is a `hidden beast` number, since 7 + 2 + 4 + 1 + 20 + 45 + 1 + 542 + 44 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a self number, because there is not a number n which added to its sum of digits gives 72412045154244.

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, 52932780862 + ... + 52932782229.

Almost surely, 2^{72412045154244} is an apocalyptic number.

It is an amenable number.

72412045154244 is an abundant number, since it is smaller than the sum of its proper divisors (120263279673196).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

72412045154244 is a wasteful number, since it uses less digits than its factorization.

72412045154244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105865563120 (or 105865563115 counting only the distinct ones).

The product of its (nonzero) digits is 1433600, while the sum is 45.

The spelling of 72412045154244 in words is "seventy-two trillion, four hundred twelve billion, forty-five million, one hundred fifty-four thousand, two hundred forty-four".