537879978607 has 2 divisors, whose sum is σ = 537879978608. Its totient is φ = 537879978606.

The previous prime is 537879978577. The next prime is 537879978611. The reversal of 537879978607 is 706879978735.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 537879978607 - 2⁷ = 537879978479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (537879978007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 268939989303 + 268939989304.

It is an arithmetic number, because the mean of its divisors is an integer number (268939989304).

Almost surely, 2^537879978607 is an apocalyptic number.

537879978607 is a deficient number, since it is larger than the sum of its proper divisors (1).

537879978607 is an equidigital number, since it uses as much as digits as its factorization.

537879978607 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1120210560, while the sum is 76.

The spelling of 537879978607 in words is "five hundred thirty-seven billion, eight hundred seventy-nine million, nine hundred seventy-eight thousand, six hundred seven".