77607107050 has 72 divisors (see below), whose sum is σ = 158974699968. Its totient is φ = 28165658400.

The previous prime is 77607107033. The next prime is 77607107051. The reversal of 77607107050 is 5070170677.

It is a junction number, because it is equal to n+sod(n) for n = 77607106994 and 77607107012.

It is not an unprimeable number, because it can be changed into a prime (77607107051) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 3151887 + ... + 3176413.

It is an arithmetic number, because the mean of its divisors is an integer number (2207981944).

Almost surely, 2^77607107050 is an apocalyptic number.

77607107050 is an abundant number, since it is smaller than the sum of its proper divisors (81367592918).

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

77607107050 is a wasteful number, since it uses less digits than its factorization.

77607107050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25084 (or 25068 counting only the distinct ones).

The product of its (nonzero) digits is 72030, while the sum is 40.

The spelling of 77607107050 in words is "seventy-seven billion, six hundred seven million, one hundred seven thousand, fifty".