97473902526 has 768 divisors, whose sum is σ = 315313274880. Its totient is φ = 21616657920.

The previous prime is 97473902437. The next prime is 97473902527. The reversal of 97473902526 is 62520937479.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97473902527) by changing a digit.

It is a polite number, since it can be written in 383 ways as a sum of consecutive naturals, for example, 597999321 + ... + 597999483.

It is an arithmetic number, because the mean of its divisors is an integer number (410564160).

Almost surely, 2^97473902526 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 97473902526, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (157656637440).

97473902526 is an abundant number, since it is smaller than the sum of its proper divisors (217839372354).

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

97473902526 is a wasteful number, since it uses less digits than its factorization.

97473902526 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278 (or 259 counting only the distinct ones).

The product of its (nonzero) digits is 5715360, while the sum is 54.

It can be divided in two parts, 97473 and 902526, that added together give a palindrome (999999).

The spelling of 97473902526 in words is "ninety-seven billion, four hundred seventy-three million, nine hundred two thousand, five hundred twenty-six".