63334495389 has 16 divisors (see below), whose sum is σ = 92220226560. Its totient is φ = 38343990960.

The previous prime is 63334495381. The next prime is 63334495397. The reversal of 63334495389 is 98359443336.

It is an interprime number because it is at equal distance from previous prime (63334495381) and next prime (63334495397).

It is not a de Polignac number, because 63334495389 - 2³ = 63334495381 is a prime.

It is a super-2 number, since 2×63334495389² (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 (63334495381) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 982069 + ... + 1044570.

It is an arithmetic number, because the mean of its divisors is an integer number (5763764160).

Almost surely, 2^63334495389 is an apocalyptic number.

It is an amenable number.

63334495389 is a deficient number, since it is larger than the sum of its proper divisors (28885731171).

63334495389 is a wasteful number, since it uses less digits than its factorization.

63334495389 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2027600.

The product of its digits is 25194240, while the sum is 57.

The spelling of 63334495389 in words is "sixty-three billion, three hundred thirty-four million, four hundred ninety-five thousand, three hundred eighty-nine".