97950947650 has 24 divisors (see below), whose sum is σ = 192905750340. Its totient is φ = 36875650560.

The previous prime is 97950947641. The next prime is 97950947693. The reversal of 97950947650 is 5674905979.

97950947650 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 58491906201 + 39459041449 = 241851^2 + 198643^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 57617355 + ... + 57619054.

Almost surely, 2^97950947650 is an apocalyptic number.

97950947650 is a deficient number, since it is larger than the sum of its proper divisors (94954802690).

97950947650 is a wasteful number, since it uses less digits than its factorization.

97950947650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115236438 (or 115236433 counting only the distinct ones).

The product of its (nonzero) digits is 21432600, while the sum is 61.

The spelling of 97950947650 in words is "ninety-seven billion, nine hundred fifty million, nine hundred forty-seven thousand, six hundred fifty".