61612124400151 has 16 divisors (see below), whose sum is σ = 67763848126464. Its totient is φ = 55662183291744.

The previous prime is 61612124400149. The next prime is 61612124400179. The reversal of 61612124400151 is 15100442121616.

It is a cyclic number.

It is not a de Polignac number, because 61612124400151 - 2¹ = 61612124400149 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61612124500151) 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, 81624796 + ... + 82376158.

It is an arithmetic number, because the mean of its divisors is an integer number (4235240507904).

Almost surely, 2^{61612124400151} is an apocalyptic number.

61612124400151 is a deficient number, since it is larger than the sum of its proper divisors (6151723726313).

61612124400151 is a wasteful number, since it uses less digits than its factorization.

61612124400151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 885630.

The product of its (nonzero) digits is 11520, while the sum is 34.

Adding to 61612124400151 its reverse (15100442121616), we get a palindrome (76712566521767).

The spelling of 61612124400151 in words is "sixty-one trillion, six hundred twelve billion, one hundred twenty-four million, four hundred thousand, one hundred fifty-one".