2475649051391 has 2 divisors, whose sum is σ = 2475649051392. Its totient is φ = 2475649051390.

The previous prime is 2475649051387. The next prime is 2475649051399. The reversal of 2475649051391 is 1931509465742.

2475649051391 is digitally balanced in base 2, 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 2475649051391 - 2² = 2475649051387 is a prime.

It is a super-2 number, since 2×2475649051391² (a number of 26 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2475649051399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1237824525695 + 1237824525696.

It is an arithmetic number, because the mean of its divisors is an integer number (1237824525696).

Almost surely, 2^{2475649051391} is an apocalyptic number.

2475649051391 is a deficient number, since it is larger than the sum of its proper divisors (1).

2475649051391 is an equidigital number, since it uses as much as digits as its factorization.

2475649051391 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8164800, while the sum is 56.

The spelling of 2475649051391 in words is "two trillion, four hundred seventy-five billion, six hundred forty-nine million, fifty-one thousand, three hundred ninety-one".