72427325564422 has 32 divisors (see below), whose sum is σ = 109381048660800. Its totient is φ = 35967339859968.

The previous prime is 72427325564371. The next prime is 72427325564423. The reversal of 72427325564422 is 22446552372427.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72427325564423) 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, 4724848854 + ... + 4724864182.

It is an arithmetic number, because the mean of its divisors is an integer number (3418157770650).

Almost surely, 2^{72427325564422} is an apocalyptic number.

72427325564422 is a deficient number, since it is larger than the sum of its proper divisors (36953723096378).

72427325564422 is a wasteful number, since it uses less digits than its factorization.

72427325564422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26160.

The product of its digits is 45158400, while the sum is 55.

The spelling of 72427325564422 in words is "seventy-two trillion, four hundred twenty-seven billion, three hundred twenty-five million, five hundred sixty-four thousand, four hundred twenty-two".