59778831641 has 4 divisors (see below), whose sum is σ = 61169037072. Its totient is φ = 58388626212.

The previous prime is 59778831631. The next prime is 59778831659. The reversal of 59778831641 is 14613887795.

59778831641 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 59778831641 - 2⁶ = 59778831577 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (59778831631) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 695102651 + ... + 695102736.

It is an arithmetic number, because the mean of its divisors is an integer number (15292259268).

Almost surely, 2^59778831641 is an apocalyptic number.

It is an amenable number.

59778831641 is a deficient number, since it is larger than the sum of its proper divisors (1390205431).

59778831641 is a wasteful number, since it uses less digits than its factorization.

59778831641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1390205430.

The product of its digits is 10160640, while the sum is 59.

The spelling of 59778831641 in words is "fifty-nine billion, seven hundred seventy-eight million, eight hundred thirty-one thousand, six hundred forty-one".