2615412890731 has 2 divisors, whose sum is σ = 2615412890732. Its totient is φ = 2615412890730.

The previous prime is 2615412890719. The next prime is 2615412890747. The reversal of 2615412890731 is 1370982145162.

It is a happy number.

2615412890731 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2615412890731 - 2³¹ = 2613265407083 is a prime.

It is a super-2 number, since 2×2615412890731² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2615412890131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1307706445365 + 1307706445366.

It is an arithmetic number, because the mean of its divisors is an integer number (1307706445366).

It is a 1-persistent number, because it is pandigital, but 2⋅2615412890731 = 5230825781462 is not.

Almost surely, 2^{2615412890731} is an apocalyptic number.

2615412890731 is a deficient number, since it is larger than the sum of its proper divisors (1).

2615412890731 is an equidigital number, since it uses as much as digits as its factorization.

2615412890731 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 725760, while the sum is 49.

The spelling of 2615412890731 in words is "two trillion, six hundred fifteen billion, four hundred twelve million, eight hundred ninety thousand, seven hundred thirty-one".