77252446641124 has 6 divisors (see below), whose sum is σ = 135191781621974. Its totient is φ = 38626223320560.

The previous prime is 77252446641119. The next prime is 77252446641169. The reversal of 77252446641124 is 42114664425277.

It can be written as a sum of positive squares in only one way, i.e., 44529356073024 + 32723090568100 = 6673032^2 + 5720410^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9656555830137 + ... + 9656555830144.

Almost surely, 2^{77252446641124} is an apocalyptic number.

It is an amenable number.

77252446641124 is a deficient number, since it is larger than the sum of its proper divisors (57939334980850).

77252446641124 is a wasteful number, since it uses less digits than its factorization.

77252446641124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19313111660285 (or 19313111660283 counting only the distinct ones).

The product of its digits is 18063360, while the sum is 55.

The spelling of 77252446641124 in words is "seventy-seven trillion, two hundred fifty-two billion, four hundred forty-six million, six hundred forty-one thousand, one hundred twenty-four".