620763061400 has 48 divisors (see below), whose sum is σ = 1528172603640. Its totient is φ = 233699033600.

The previous prime is 620763061361. The next prime is 620763061411. The reversal of 620763061400 is 4160367026.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 91285286 + ... + 91292085.

Almost surely, 2^620763061400 is an apocalyptic number.

It is an amenable number.

620763061400 is an abundant number, since it is smaller than the sum of its proper divisors (907409542240).

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

620763061400 is a wasteful number, since it uses less digits than its factorization.

620763061400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182577404 (or 182577395 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 35.

The spelling of 620763061400 in words is "six hundred twenty billion, seven hundred sixty-three million, sixty-one thousand, four hundred".