97144734080 has 64 divisors (see below), whose sum is σ = 232714248480. Its totient is φ = 38777978880.

The previous prime is 97144734073. The next prime is 97144734097. The reversal of 97144734080 is 8043744179.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (64).

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, 155840 + ... + 467520.

Almost surely, 2^97144734080 is an apocalyptic number.

It is a pronic number, being equal to 311680×311681.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 97144734080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (116357124240).

97144734080 is an abundant number, since it is smaller than the sum of its proper divisors (135569514400).

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

97144734080 is a wasteful number, since it uses less digits than its factorization.

97144734080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 312187 (or 312175 counting only the distinct ones).

The product of its (nonzero) digits is 677376, while the sum is 47.

The spelling of 97144734080 in words is "ninety-seven billion, one hundred forty-four million, seven hundred thirty-four thousand, eighty".