61125622025169 has 32 divisors (see below), whose sum is σ = 87815080080000. Its totient is φ = 37596505056768.

The previous prime is 61125622025161. The next prime is 61125622025177. The reversal of 61125622025169 is 96152022652116.

It is an interprime number because it is at equal distance from previous prime (61125622025161) and next prime (61125622025177).

It is not a de Polignac number, because 61125622025169 - 2³ = 61125622025161 is a prime.

It is a super-2 number, since 2×61125622025169² (a number of 28 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (61125622025161) 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, 708667957 + ... + 708754205.

It is an arithmetic number, because the mean of its divisors is an integer number (2744221252500).

Almost surely, 2^{61125622025169} is an apocalyptic number.

It is an amenable number.

61125622025169 is a deficient number, since it is larger than the sum of its proper divisors (26689458054831).

61125622025169 is a wasteful number, since it uses less digits than its factorization.

61125622025169 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95361.

The product of its (nonzero) digits is 777600, while the sum is 48.

The spelling of 61125622025169 in words is "sixty-one trillion, one hundred twenty-five billion, six hundred twenty-two million, twenty-five thousand, one hundred sixty-nine".