63464155430 has 64 divisors (see below), whose sum is σ = 126300480768. Its totient is φ = 22811120640.

The previous prime is 63464155427. The next prime is 63464155459. The reversal of 63464155430 is 3455146436.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2454932 + ... + 2480648.

It is an arithmetic number, because the mean of its divisors is an integer number (1973445012).

Almost surely, 2^63464155430 is an apocalyptic number.

63464155430 is a deficient number, since it is larger than the sum of its proper divisors (62836325338).

63464155430 is a wasteful number, since it uses less digits than its factorization.

63464155430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26241.

The product of its (nonzero) digits is 518400, while the sum is 41.

The spelling of 63464155430 in words is "sixty-three billion, four hundred sixty-four million, one hundred fifty-five thousand, four hundred thirty".