97049189894 has 16 divisors (see below), whose sum is σ = 146364138096. Its totient is φ = 48261657600.

The previous prime is 97049189873. The next prime is 97049189921. The reversal of 97049189894 is 49898194079.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 251414 + ... + 507254.

It is an arithmetic number, because the mean of its divisors is an integer number (9147758631).

Almost surely, 2^97049189894 is an apocalyptic number.

97049189894 is a deficient number, since it is larger than the sum of its proper divisors (49314948202).

97049189894 is a wasteful number, since it uses less digits than its factorization.

97049189894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256871.

The product of its (nonzero) digits is 47029248, while the sum is 68.

The spelling of 97049189894 in words is "ninety-seven billion, forty-nine million, one hundred eighty-nine thousand, eight hundred ninety-four".