100402544463 has 32 divisors (see below), whose sum is σ = 145556017152. Its totient is φ = 61193664000.

The previous prime is 100402544461. The next prime is 100402544477. The reversal of 100402544463 is 364445204001.

It is a happy number.

It is not a de Polignac number, because 100402544463 - 2¹ = 100402544461 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100402544461) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1959298 + ... + 2009888.

It is an arithmetic number, because the mean of its divisors is an integer number (4548625536).

Almost surely, 2^100402544463 is an apocalyptic number.

100402544463 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

100402544463 is a deficient number, since it is larger than the sum of its proper divisors (45153472689).

100402544463 is a wasteful number, since it uses less digits than its factorization.

100402544463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51095.

The product of its (nonzero) digits is 46080, while the sum is 33.

Adding to 100402544463 its reverse (364445204001), we get a palindrome (464847748464).

The spelling of 100402544463 in words is "one hundred billion, four hundred two million, five hundred forty-four thousand, four hundred sixty-three".