77412625054212 has 24 divisors (see below), whose sum is σ = 206433666811456. Its totient is φ = 22117892872608.

The previous prime is 77412625054187. The next prime is 77412625054229. The reversal of 77412625054212 is 21245052621477.

It is a super-2 number, since 2×77412625054212² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 460789434763 + ... + 460789434930.

Almost surely, 2^{77412625054212} is an apocalyptic number.

It is an amenable number.

77412625054212 is an abundant number, since it is smaller than the sum of its proper divisors (129021041757244).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

77412625054212 is a wasteful number, since it uses less digits than its factorization.

77412625054212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 921578869707 (or 921578869705 counting only the distinct ones).

The product of its (nonzero) digits is 1881600, while the sum is 48.

Adding to 77412625054212 its reverse (21245052621477), we get a palindrome (98657677675689).

The spelling of 77412625054212 in words is "seventy-seven trillion, four hundred twelve billion, six hundred twenty-five million, fifty-four thousand, two hundred twelve".