63146955402 has 28 divisors (see below), whose sum is σ = 142015686930. Its totient is φ = 21048984648.

The previous prime is 63146955359. The next prime is 63146955439. The reversal of 63146955402 is 20455964136.

63146955402 is a `hidden beast` number, since 6 + 3 + 14 + 6 + 95 + 540 + 2 = 666.

63146955402 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 63146161521 + 793881 = 251289^2 + 891^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 21653877 + ... + 21656792.

Almost surely, 2^63146955402 is an apocalyptic number.

63146955402 is an abundant number, since it is smaller than the sum of its proper divisors (78868731528).

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

63146955402 is an equidigital number, since it uses as much as digits as its factorization.

63146955402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43310689 (or 43310674 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 45.

The spelling of 63146955402 in words is "sixty-three billion, one hundred forty-six million, nine hundred fifty-five thousand, four hundred two".