97487644050 has 72 divisors (see below), whose sum is σ = 266356144080. Its totient is φ = 25556076000.

The previous prime is 97487643961. The next prime is 97487644081. The reversal of 97487644050 is 5044678479.

97487644050 is a `hidden beast` number, since 9 + 74 + 87 + 6 + 440 + 50 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1809376 + ... + 1862475.

It is an arithmetic number, because the mean of its divisors is an integer number (3699390890).

Almost surely, 2^97487644050 is an apocalyptic number.

97487644050 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

97487644050 is an abundant number, since it is smaller than the sum of its proper divisors (168868500030).

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

97487644050 is a wasteful number, since it uses less digits than its factorization.

97487644050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3671928 (or 3671920 counting only the distinct ones).

The product of its (nonzero) digits is 6773760, while the sum is 54.

The spelling of 97487644050 in words is "ninety-seven billion, four hundred eighty-seven million, six hundred forty-four thousand, fifty".