72152072200461 has 16 divisors (see below), whose sum is σ = 105212822499648. Its totient is φ = 43618381171200.

The previous prime is 72152072200363. The next prime is 72152072200463. The reversal of 72152072200461 is 16400227025127.

It is a happy number.

It is not a de Polignac number, because 72152072200461 - 2¹⁰ = 72152072199437 is a prime.

It is a super-2 number, since 2×72152072200461² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72152072200463) 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, 2753672580 + ... + 2753698781.

It is an arithmetic number, because the mean of its divisors is an integer number (6575801406228).

Almost surely, 2^{72152072200461} is an apocalyptic number.

It is an amenable number.

72152072200461 is a deficient number, since it is larger than the sum of its proper divisors (33060750299187).

72152072200461 is a wasteful number, since it uses less digits than its factorization.

72152072200461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5507371772.

The product of its (nonzero) digits is 94080, while the sum is 39.

Adding to 72152072200461 its reverse (16400227025127), we get a palindrome (88552299225588).

The spelling of 72152072200461 in words is "seventy-two trillion, one hundred fifty-two billion, seventy-two million, two hundred thousand, four hundred sixty-one".