2972661535651 has 2 divisors, whose sum is σ = 2972661535652. Its totient is φ = 2972661535650.

The previous prime is 2972661535601. The next prime is 2972661535663. The reversal of 2972661535651 is 1565351662792.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2972661535651 - 2¹⁵ = 2972661502883 is a prime.

It is not a weakly prime, because it can be changed into another prime (2972661535601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1486330767825 + 1486330767826.

It is an arithmetic number, because the mean of its divisors is an integer number (1486330767826).

Almost surely, 2^{2972661535651} is an apocalyptic number.

2972661535651 is a deficient number, since it is larger than the sum of its proper divisors (1).

2972661535651 is an equidigital number, since it uses as much as digits as its factorization.

2972661535651 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20412000, while the sum is 58.

The spelling of 2972661535651 in words is "two trillion, nine hundred seventy-two billion, six hundred sixty-one million, five hundred thirty-five thousand, six hundred fifty-one".