801376646742 has 64 divisors (see below), whose sum is σ = 2041107863040. Its totient is φ = 228304878048.

The previous prime is 801376646737. The next prime is 801376646783. The reversal of 801376646742 is 247646673108.

801376646742 is a `hidden beast` number, since 8 + 0 + 137 + 6 + 6 + 467 + 42 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2923653 + ... + 3185984.

It is an arithmetic number, because the mean of its divisors is an integer number (31892310360).

Almost surely, 2^801376646742 is an apocalyptic number.

801376646742 is an abundant number, since it is smaller than the sum of its proper divisors (1239731216298).

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

801376646742 is a wasteful number, since it uses less digits than its factorization.

801376646742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6110002 (or 6109996 counting only the distinct ones).

The product of its (nonzero) digits is 8128512, while the sum is 54.

The spelling of 801376646742 in words is "eight hundred one billion, three hundred seventy-six million, six hundred forty-six thousand, seven hundred forty-two".