9977096151641 has 2 divisors, whose sum is σ = 9977096151642. Its totient is φ = 9977096151640.

The previous prime is 9977096151637. The next prime is 9977096151661. The reversal of 9977096151641 is 1461516907799.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7131548886016 + 2845547265625 = 2670496^2 + 1686875^2 .

It is a cyclic number.

It is not a de Polignac number, because 9977096151641 - 2² = 9977096151637 is a prime.

It is a super-3 number, since 3×9977096151641³ (a number of 40 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (9977096151661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4988548075820 + 4988548075821.

It is an arithmetic number, because the mean of its divisors is an integer number (4988548075821).

Almost surely, 2^{9977096151641} is an apocalyptic number.

It is an amenable number.

9977096151641 is a deficient number, since it is larger than the sum of its proper divisors (1).

9977096151641 is an equidigital number, since it uses as much as digits as its factorization.

9977096151641 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25719120, while the sum is 65.

The spelling of 9977096151641 in words is "nine trillion, nine hundred seventy-seven billion, ninety-six million, one hundred fifty-one thousand, six hundred forty-one".