777423375652 has 48 divisors (see below), whose sum is σ = 1707580425600. Its totient is φ = 300859372800.

The previous prime is 777423375629. The next prime is 777423375653. The reversal of 777423375652 is 256573324777.

It is a Smith number, since the sum of its digits (58) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (777423375653) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8424249 + ... + 8516032.

It is an arithmetic number, because the mean of its divisors is an integer number (35574592200).

Almost surely, 2^777423375652 is an apocalyptic number.

It is an amenable number.

777423375652 is an abundant number, since it is smaller than the sum of its proper divisors (930157049948).

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

777423375652 is a wasteful number, since it uses less digits than its factorization.

777423375652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16940452 (or 16940450 counting only the distinct ones).

The product of its digits is 51861600, while the sum is 58.

The spelling of 777423375652 in words is "seven hundred seventy-seven billion, four hundred twenty-three million, three hundred seventy-five thousand, six hundred fifty-two".