620961940416 has 112 divisors (see below), whose sum is σ = 1754442455040. Its totient is φ = 193402997760.

The previous prime is 620961940297. The next prime is 620961940463. The reversal of 620961940416 is 614049169026.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1626156 + ... + 1971371.

Almost surely, 2^620961940416 is an apocalyptic number.

It is an amenable number.

620961940416 is an abundant number, since it is smaller than the sum of its proper divisors (1133480514624).

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

620961940416 is a wasteful number, since it uses less digits than its factorization.

620961940416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3597602 (or 3597592 counting only the distinct ones).

The product of its (nonzero) digits is 559872, while the sum is 48.

The spelling of 620961940416 in words is "six hundred twenty billion, nine hundred sixty-one million, nine hundred forty thousand, four hundred sixteen".