671000773356 has 36 divisors (see below), whose sum is σ = 1696409077272. Its totient is φ = 223631553024.

The previous prime is 671000773337. The next prime is 671000773367. The reversal of 671000773356 is 653377000176.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (36).

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, 1242510 + ... + 1698773.

Almost surely, 2^671000773356 is an apocalyptic number.

It is an amenable number.

671000773356 is an abundant number, since it is smaller than the sum of its proper divisors (1025408303916).

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

671000773356 is a wasteful number, since it uses less digits than its factorization.

671000773356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2947630 (or 2947625 counting only the distinct ones).

The product of its (nonzero) digits is 555660, while the sum is 45.

The spelling of 671000773356 in words is "six hundred seventy-one billion, seven hundred seventy-three thousand, three hundred fifty-six".