97421309169 has 8 divisors (see below), whose sum is σ = 129904206432. Its totient is φ = 64942975680.

The previous prime is 97421309143. The next prime is 97421309171. The reversal of 97421309169 is 96190312479.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 97421309169 - 2¹⁵ = 97421276401 is a prime.

It is a super-2 number, since 2×97421309169² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (97421309119) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1090819 + ... + 1176744.

It is an arithmetic number, because the mean of its divisors is an integer number (16238025804).

Almost surely, 2^97421309169 is an apocalyptic number.

It is an amenable number.

97421309169 is a deficient number, since it is larger than the sum of its proper divisors (32482897263).

97421309169 is a wasteful number, since it uses less digits than its factorization.

97421309169 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2281887.

The product of its (nonzero) digits is 734832, while the sum is 51.

The spelling of 97421309169 in words is "ninety-seven billion, four hundred twenty-one million, three hundred nine thousand, one hundred sixty-nine".