97024774143 has 64 divisors (see below), whose sum is σ = 152683315200. Its totient is φ = 54184690560.

The previous prime is 97024774111. The next prime is 97024774157. The reversal of 97024774143 is 34147742079.

It is a Cunningham number, because it is equal to 311488²-1.

It is not a de Polignac number, because 97024774143 - 2⁵ = 97024774111 is a prime.

It is a super-2 number, since 2×97024774143² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 97024774092 and 97024774101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97024774163) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 10274418 + ... + 10283856.

It is an arithmetic number, because the mean of its divisors is an integer number (2385676800).

Almost surely, 2^97024774143 is an apocalyptic number.

97024774143 is a deficient number, since it is larger than the sum of its proper divisors (55658541057).

97024774143 is a wasteful number, since it uses less digits than its factorization.

97024774143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9972.

The product of its (nonzero) digits is 1185408, while the sum is 48.

The spelling of 97024774143 in words is "ninety-seven billion, twenty-four million, seven hundred seventy-four thousand, one hundred forty-three".