97234451455651 has 4 divisors (see below), whose sum is σ = 98000077057792. Its totient is φ = 96468825853512.

The previous prime is 97234451455627. The next prime is 97234451455679. The reversal of 97234451455651 is 15655415443279.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 97234451455651 - 2⁷ = 97234451455523 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 97234451455651.

It is not an unprimeable number, because it can be changed into a prime (97234451455621) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 382812800880 + ... + 382812801133.

It is an arithmetic number, because the mean of its divisors is an integer number (24500019264448).

Almost surely, 2^{97234451455651} is an apocalyptic number.

97234451455651 is a deficient number, since it is larger than the sum of its proper divisors (765625602141).

97234451455651 is a wasteful number, since it uses less digits than its factorization.

97234451455651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 765625602140.

The product of its digits is 90720000, while the sum is 61.

The spelling of 97234451455651 in words is "ninety-seven trillion, two hundred thirty-four billion, four hundred fifty-one million, four hundred fifty-five thousand, six hundred fifty-one".