2515301380391 has 2 divisors, whose sum is σ = 2515301380392. Its totient is φ = 2515301380390.

The previous prime is 2515301380373. The next prime is 2515301380451. The reversal of 2515301380391 is 1930831035152.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2515301380391 - 2¹⁴ = 2515301364007 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2515301380321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1257650690195 + 1257650690196.

It is an arithmetic number, because the mean of its divisors is an integer number (1257650690196).

Almost surely, 2^{2515301380391} is an apocalyptic number.

2515301380391 is a deficient number, since it is larger than the sum of its proper divisors (1).

2515301380391 is an equidigital number, since it uses as much as digits as its factorization.

2515301380391 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 97200, while the sum is 41.

The spelling of 2515301380391 in words is "two trillion, five hundred fifteen billion, three hundred one million, three hundred eighty thousand, three hundred ninety-one".