1402631415263 has 8 divisors (see below), whose sum is σ = 1520147327328. Its totient is φ = 1286489958624.

The previous prime is 1402631415223. The next prime is 1402631415301. The reversal of 1402631415263 is 3625141362041.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1402631415263 - 2²² = 1402627220959 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1402631415223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 343611731 + ... + 343615812.

It is an arithmetic number, because the mean of its divisors is an integer number (190018415916).

Almost surely, 2^{1402631415263} is an apocalyptic number.

1402631415263 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1402631415263 is a deficient number, since it is larger than the sum of its proper divisors (117515912065).

1402631415263 is a wasteful number, since it uses less digits than its factorization.

1402631415263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 687227713.

The product of its (nonzero) digits is 103680, while the sum is 38.

The spelling of 1402631415263 in words is "one trillion, four hundred two billion, six hundred thirty-one million, four hundred fifteen thousand, two hundred sixty-three".