3662563380 has 48 divisors (see below), whose sum is σ = 11720204160. Its totient is φ = 837157248.

The previous prime is 3662563361. The next prime is 3662563393. The reversal of 3662563380 is 833652663.

It is a Harshad number since it is a multiple of its sum of digits (42).

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, 4359775 + ... + 4360614.

It is an arithmetic number, because the mean of its divisors is an integer number (244170920).

Almost surely, 2^3662563380 is an apocalyptic number.

3662563380 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3662563380 is an abundant number, since it is smaller than the sum of its proper divisors (8057640780).

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

3662563380 is a wasteful number, since it uses less digits than its factorization.

3662563380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8720408 (or 8720406 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 42.

The square root of 3662563380 is about 60519.1158230191. The cubic root of 3662563380 is about 1541.4462407553.

The spelling of 3662563380 in words is "three billion, six hundred sixty-two million, five hundred sixty-three thousand, three hundred eighty".