620735616403 has 16 divisors (see below), whose sum is σ = 758311174656. Its totient is φ = 496513258560.

The previous prime is 620735616373. The next prime is 620735616433. The reversal of 620735616403 is 304616537026.

It is an interprime number because it is at equal distance from previous prime (620735616373) and next prime (620735616433).

It is a cyclic number.

It is not a de Polignac number, because 620735616403 - 2⁹ = 620735615891 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 620735616403.

It is not an unprimeable number, because it can be changed into a prime (620735616433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47011701 + ... + 47024902.

It is an arithmetic number, because the mean of its divisors is an integer number (47394448416).

Almost surely, 2^620735616403 is an apocalyptic number.

620735616403 is a deficient number, since it is larger than the sum of its proper divisors (137575558253).

620735616403 is a wasteful number, since it uses less digits than its factorization.

620735616403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94036674.

The product of its (nonzero) digits is 544320, while the sum is 43.

The spelling of 620735616403 in words is "six hundred twenty billion, seven hundred thirty-five million, six hundred sixteen thousand, four hundred three".