777000042 has 48 divisors (see below), whose sum is σ = 2072004480. Its totient is φ = 204922656.

The previous prime is 777000013. The next prime is 777000043. The reversal of 777000042 is 240000777.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (777000043) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 235542 + ... + 238817.

It is an arithmetic number, because the mean of its divisors is an integer number (43166760).

Almost surely, 2^777000042 is an apocalyptic number.

777000042 is an abundant number, since it is smaller than the sum of its proper divisors (1295004438).

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

777000042 is a wasteful number, since it uses less digits than its factorization.

777000042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 474387 (or 474384 counting only the distinct ones).

The product of its (nonzero) digits is 2744, while the sum is 27.

The square root of 777000042 is about 27874.7204829035. The cubic root of 777000042 is about 919.3347593217.

The spelling of 777000042 in words is "seven hundred seventy-seven million, forty-two", and thus it is an aban number.