97177850994 has 32 divisors (see below), whose sum is σ = 222131911680. Its totient is φ = 27763711632.

The previous prime is 97177850971. The next prime is 97177851007. The reversal of 97177850994 is 49905877179.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1034517 + ... + 1124535.

It is an arithmetic number, because the mean of its divisors is an integer number (6941622240).

Almost surely, 2^97177850994 is an apocalyptic number.

97177850994 is an abundant number, since it is smaller than the sum of its proper divisors (124954060686).

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

97177850994 is a wasteful number, since it uses less digits than its factorization.

97177850994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115734.

The product of its (nonzero) digits is 40007520, while the sum is 66.

The spelling of 97177850994 in words is "ninety-seven billion, one hundred seventy-seven million, eight hundred fifty thousand, nine hundred ninety-four".