621769003016848 has 40 divisors (see below), whose sum is σ = 1291029175505088. Its totient is φ = 289330816908672.

The previous prime is 621769003016761. The next prime is 621769003016867. The reversal of 621769003016848 is 848610300967126.

It is a happy number.

It is a super-2 number, since 2×621769003016848² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22832279386 + ... + 22832306617.

Almost surely, 2^{621769003016848} is an apocalyptic number.

It is an amenable number.

621769003016848 is an abundant number, since it is smaller than the sum of its proper divisors (669260172488240).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

621769003016848 is a wasteful number, since it uses less digits than its factorization.

621769003016848 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45664586071 (or 45664586065 counting only the distinct ones).

The product of its (nonzero) digits is 20901888, while the sum is 61.

The spelling of 621769003016848 in words is "six hundred twenty-one trillion, seven hundred sixty-nine billion, three million, sixteen thousand, eight hundred forty-eight".