72412053525501 has 32 divisors (see below), whose sum is σ = 100580693283840. Its totient is φ = 46287728640000.

The previous prime is 72412053525437. The next prime is 72412053525503. The reversal of 72412053525501 is 10552535021427.

It is a happy number.

It is not a de Polignac number, because 72412053525501 - 2⁶ = 72412053525437 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72412053525503) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 679865751 + ... + 679972251.

It is an arithmetic number, because the mean of its divisors is an integer number (3143146665120).

Almost surely, 2^{72412053525501} is an apocalyptic number.

It is an amenable number.

72412053525501 is a deficient number, since it is larger than the sum of its proper divisors (28168639758339).

72412053525501 is a wasteful number, since it uses less digits than its factorization.

72412053525501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173717.

The product of its (nonzero) digits is 420000, while the sum is 42.

Adding to 72412053525501 its reverse (10552535021427), we get a palindrome (82964588546928).

The spelling of 72412053525501 in words is "seventy-two trillion, four hundred twelve billion, fifty-three million, five hundred twenty-five thousand, five hundred one".