63154766425 has 24 divisors (see below), whose sum is σ = 82448125760. Its totient is φ = 47856225600.

The previous prime is 63154766419. The next prime is 63154766459. The reversal of 63154766425 is 52466745136.

It is not a de Polignac number, because 63154766425 - 2¹⁵ = 63154733657 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4559260 + ... + 4573090.

Almost surely, 2^63154766425 is an apocalyptic number.

It is an amenable number.

63154766425 is a deficient number, since it is larger than the sum of its proper divisors (19293359335).

63154766425 is a wasteful number, since it uses less digits than its factorization.

63154766425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23473 (or 23468 counting only the distinct ones).

The product of its digits is 3628800, while the sum is 49.

The spelling of 63154766425 in words is "sixty-three billion, one hundred fifty-four million, seven hundred sixty-six thousand, four hundred twenty-five".