63435504131402 has 16 divisors (see below), whose sum is σ = 107866039414560. Its totient is φ = 27736981563312.

The previous prime is 63435504131381. The next prime is 63435504131411. The reversal of 63435504131402 is 20413140553436.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 63435504131402.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64205975348 + ... + 64205976335.

It is an arithmetic number, because the mean of its divisors is an integer number (6741627463410).

Almost surely, 2^{63435504131402} is an apocalyptic number.

63435504131402 is a deficient number, since it is larger than the sum of its proper divisors (44430535283158).

63435504131402 is a wasteful number, since it uses less digits than its factorization.

63435504131402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128411951717.

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

Adding to 63435504131402 its reverse (20413140553436), we get a palindrome (83848644684838).

The spelling of 63435504131402 in words is "sixty-three trillion, four hundred thirty-five billion, five hundred four million, one hundred thirty-one thousand, four hundred two".