63403367902 has 16 divisors (see below), whose sum is σ = 108696555360. Its totient is φ = 27171605088.

The previous prime is 63403367849. The next prime is 63403367903. The reversal of 63403367902 is 20976330436.

It is a super-2 number, since 2×63403367902² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63403367903) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 245748 + ... + 432664.

It is an arithmetic number, because the mean of its divisors is an integer number (6793534710).

Almost surely, 2^63403367902 is an apocalyptic number.

63403367902 is a deficient number, since it is larger than the sum of its proper divisors (45293187458).

63403367902 is a wasteful number, since it uses less digits than its factorization.

63403367902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211155.

The product of its (nonzero) digits is 489888, while the sum is 43.

The spelling of 63403367902 in words is "sixty-three billion, four hundred three million, three hundred sixty-seven thousand, nine hundred two".