97281589229 has 4 divisors (see below), whose sum is σ = 106125370080. Its totient is φ = 88437808380.

The previous prime is 97281589219. The next prime is 97281589231. The reversal of 97281589229 is 92298518279.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 97281589229 - 2²⁴ = 97264812013 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97281589219) 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, 4421890409 + ... + 4421890430.

It is an arithmetic number, because the mean of its divisors is an integer number (26531342520).

Almost surely, 2^97281589229 is an apocalyptic number.

It is an amenable number.

97281589229 is a deficient number, since it is larger than the sum of its proper divisors (8843780851).

97281589229 is a wasteful number, since it uses less digits than its factorization.

97281589229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8843780850.

The product of its digits is 13063680, while the sum is 62.

The spelling of 97281589229 in words is "ninety-seven billion, two hundred eighty-one million, five hundred eighty-nine thousand, two hundred twenty-nine".