97144004621 has 8 divisors (see below), whose sum is σ = 102956243904. Its totient is φ = 91342641600.

The previous prime is 97144004603. The next prime is 97144004623. The reversal of 97144004621 is 12640044179.

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

It is a cyclic number.

It is not a de Polignac number, because 97144004621 - 2¹⁸ = 97143742477 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 (97144004623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2700665 + ... + 2736398.

It is an arithmetic number, because the mean of its divisors is an integer number (12869530488).

Almost surely, 2^97144004621 is an apocalyptic number.

It is an amenable number.

97144004621 is a deficient number, since it is larger than the sum of its proper divisors (5812239283).

97144004621 is a wasteful number, since it uses less digits than its factorization.

97144004621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5438131.

The product of its (nonzero) digits is 48384, while the sum is 38.

The spelling of 97144004621 in words is "ninety-seven billion, one hundred forty-four million, four thousand, six hundred twenty-one".