2657996748031 has 2 divisors, whose sum is σ = 2657996748032. Its totient is φ = 2657996748030.

The previous prime is 2657996747981. The next prime is 2657996748037. The reversal of 2657996748031 is 1308476997562.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2657996748031 - 2²⁷ = 2657862530303 is a prime.

It is a super-2 number, since 2×2657996748031² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2657996748037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1328998374015 + 1328998374016.

It is an arithmetic number, because the mean of its divisors is an integer number (1328998374016).

It is a 1-persistent number, because it is pandigital, but 2⋅2657996748031 = 5315993496062 is not.

Almost surely, 2^{2657996748031} is an apocalyptic number.

2657996748031 is a deficient number, since it is larger than the sum of its proper divisors (1).

2657996748031 is an equidigital number, since it uses as much as digits as its factorization.

2657996748031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 137168640, while the sum is 67.

The spelling of 2657996748031 in words is "two trillion, six hundred fifty-seven billion, nine hundred ninety-six million, seven hundred forty-eight thousand, thirty-one".