56950914619 has 2 divisors, whose sum is σ = 56950914620. Its totient is φ = 56950914618.

The previous prime is 56950914599. The next prime is 56950914637. The reversal of 56950914619 is 91641905965.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56950914619 is a prime.

It is a super-2 number, since 2×56950914619² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 56950914619.

It is not a weakly prime, because it can be changed into another prime (56950914679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28475457309 + 28475457310.

It is an arithmetic number, because the mean of its divisors is an integer number (28475457310).

Almost surely, 2^56950914619 is an apocalyptic number.

56950914619 is a deficient number, since it is larger than the sum of its proper divisors (1).

56950914619 is an equidigital number, since it uses as much as digits as its factorization.

56950914619 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2624400, while the sum is 55.

The spelling of 56950914619 in words is "fifty-six billion, nine hundred fifty million, nine hundred fourteen thousand, six hundred nineteen".