620103466251 has 24 divisors (see below), whose sum is σ = 924672045440. Its totient is φ = 400035024000.

The previous prime is 620103466247. The next prime is 620103466259. The reversal of 620103466251 is 152664301026.

620103466251 is a `hidden beast` number, since 6 + 20 + 1 + 0 + 3 + 4 + 6 + 625 + 1 = 666.

It is not a de Polignac number, because 620103466251 - 2² = 620103466247 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (620103466259) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3732351 + ... + 3894951.

Almost surely, 2^620103466251 is an apocalyptic number.

620103466251 is a deficient number, since it is larger than the sum of its proper divisors (304568579189).

620103466251 is a wasteful number, since it uses less digits than its factorization.

620103466251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176307 (or 176304 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

Adding to 620103466251 its reverse (152664301026), we get a palindrome (772767767277).

The spelling of 620103466251 in words is "six hundred twenty billion, one hundred three million, four hundred sixty-six thousand, two hundred fifty-one".