61626136155101 has 32 divisors (see below), whose sum is σ = 77002698719232. Its totient is φ = 48096285454080.

The previous prime is 61626136155091. The next prime is 61626136155107. The reversal of 61626136155101 is 10155163162616.

It is a cyclic number.

It is not a de Polignac number, because 61626136155101 - 2³⁴ = 61608956285917 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61626136155107) 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, 9045650 + ... + 14320476.

It is an arithmetic number, because the mean of its divisors is an integer number (2406334334976).

Almost surely, 2^{61626136155101} is an apocalyptic number.

It is an amenable number.

61626136155101 is a deficient number, since it is larger than the sum of its proper divisors (15376562564131).

61626136155101 is a wasteful number, since it uses less digits than its factorization.

61626136155101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5278049.

The product of its (nonzero) digits is 194400, while the sum is 44.

The spelling of 61626136155101 in words is "sixty-one trillion, six hundred twenty-six billion, one hundred thirty-six million, one hundred fifty-five thousand, one hundred one".