97444072960 has 80 divisors (see below), whose sum is σ = 251609583456. Its totient is φ = 35979337728.

The previous prime is 97444072937. The next prime is 97444072991. The reversal of 97444072960 is 6927044479.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-3 number, since 3×97444072960³ (a number of 34 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (52).

It is a junction number, because it is equal to n+sod(n) for n = 97444072898 and 97444072907.

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, 1430724 + ... + 1497283.

Almost surely, 2^97444072960 is an apocalyptic number.

It is an amenable number.

97444072960 is an abundant number, since it is smaller than the sum of its proper divisors (154165510496).

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

97444072960 is a wasteful number, since it uses less digits than its factorization.

97444072960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2928043 (or 2928027 counting only the distinct ones).

The product of its (nonzero) digits is 3048192, while the sum is 52.

The spelling of 97444072960 in words is "ninety-seven billion, four hundred forty-four million, seventy-two thousand, nine hundred sixty".