63320770740 has 48 divisors (see below), whose sum is σ = 187727464512. Its totient is φ = 15892271616.

The previous prime is 63320770729. The next prime is 63320770741. The reversal of 63320770740 is 4707702336.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63320770741) 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, 31038574 + ... + 31040613.

It is an arithmetic number, because the mean of its divisors is an integer number (3910988844).

Almost surely, 2^63320770740 is an apocalyptic number.

63320770740 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

63320770740 is an abundant number, since it is smaller than the sum of its proper divisors (124406693772).

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

63320770740 is a wasteful number, since it uses less digits than its factorization.

63320770740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62079216 (or 62079214 counting only the distinct ones).

The product of its (nonzero) digits is 148176, while the sum is 39.

The spelling of 63320770740 in words is "sixty-three billion, three hundred twenty million, seven hundred seventy thousand, seven hundred forty".