400077177050 has 24 divisors (see below), whose sum is σ = 755250175776. Its totient is φ = 157642349040.

The previous prime is 400077177043. The next prime is 400077177091. The reversal of 400077177050 is 50771770004.

It is a junction number, because it is equal to n+sod(n) for n = 400077176995 and 400077177013.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 59709662 + ... + 59716361.

It is an arithmetic number, because the mean of its divisors is an integer number (31468757324).

Almost surely, 2^400077177050 is an apocalyptic number.

400077177050 is a deficient number, since it is larger than the sum of its proper divisors (355172998726).

400077177050 is a wasteful number, since it uses less digits than its factorization.

400077177050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119426102 (or 119426097 counting only the distinct ones).

The product of its (nonzero) digits is 48020, while the sum is 38.

The spelling of 400077177050 in words is "four hundred billion, seventy-seven million, one hundred seventy-seven thousand, fifty".