2790921315937 has 2 divisors, whose sum is σ = 2790921315938. Its totient is φ = 2790921315936.

The previous prime is 2790921315929. The next prime is 2790921315947. The reversal of 2790921315937 is 7395131290972.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1817006945296 + 973914370641 = 1347964^2 + 986871^2 .

It is a cyclic number.

It is not a de Polignac number, because 2790921315937 - 2³ = 2790921315929 is a prime.

It is not a weakly prime, because it can be changed into another prime (2790921315947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1395460657968 + 1395460657969.

It is an arithmetic number, because the mean of its divisors is an integer number (1395460657969).

Almost surely, 2^{2790921315937} is an apocalyptic number.

It is an amenable number.

2790921315937 is a deficient number, since it is larger than the sum of its proper divisors (1).

2790921315937 is an equidigital number, since it uses as much as digits as its factorization.

2790921315937 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6429780, while the sum is 58.

The spelling of 2790921315937 in words is "two trillion, seven hundred ninety billion, nine hundred twenty-one million, three hundred fifteen thousand, nine hundred thirty-seven".