97156250401 has 16 divisors (see below), whose sum is σ = 118708671744. Its totient is φ = 77617188864.

The previous prime is 97156250353. The next prime is 97156250441. The reversal of 97156250401 is 10405265179.

It is not a de Polignac number, because 97156250401 - 2²¹ = 97154153249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (97156250441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3951040 + ... + 3975553.

It is an arithmetic number, because the mean of its divisors is an integer number (7419291984).

Almost surely, 2^97156250401 is an apocalyptic number.

It is an amenable number.

97156250401 is a deficient number, since it is larger than the sum of its proper divisors (21552421343).

97156250401 is a wasteful number, since it uses less digits than its factorization.

97156250401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7926720.

The product of its (nonzero) digits is 75600, while the sum is 40.

The spelling of 97156250401 in words is "ninety-seven billion, one hundred fifty-six million, two hundred fifty thousand, four hundred one".