2061257464507 has 2 divisors, whose sum is σ = 2061257464508. Its totient is φ = 2061257464506.

The previous prime is 2061257464439. The next prime is 2061257464517. The reversal of 2061257464507 is 7054647521602.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2061257464507 - 2¹⁹ = 2061256940219 is a prime.

It is not a weakly prime, because it can be changed into another prime (2061257464517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1030628732253 + 1030628732254.

It is an arithmetic number, because the mean of its divisors is an integer number (1030628732254).

Almost surely, 2^{2061257464507} is an apocalyptic number.

2061257464507 is a deficient number, since it is larger than the sum of its proper divisors (1).

2061257464507 is an equidigital number, since it uses as much as digits as its factorization.

2061257464507 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2822400, while the sum is 49.

The spelling of 2061257464507 in words is "two trillion, sixty-one billion, two hundred fifty-seven million, four hundred sixty-four thousand, five hundred seven".