100402055355 has 64 divisors (see below), whose sum is σ = 186372587520. Its totient is φ = 45208243584.

The previous prime is 100402055339. The next prime is 100402055363. The reversal of 100402055355 is 553550204001.

It is a happy number.

It is not a de Polignac number, because 100402055355 - 2⁴ = 100402055339 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1826482 + ... + 1880648.

It is an arithmetic number, because the mean of its divisors is an integer number (2912071680).

Almost surely, 2^100402055355 is an apocalyptic number.

100402055355 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

100402055355 is a deficient number, since it is larger than the sum of its proper divisors (85970532165).

100402055355 is a wasteful number, since it uses less digits than its factorization.

100402055355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54448.

The product of its (nonzero) digits is 15000, while the sum is 30.

Adding to 100402055355 its reverse (553550204001), we get a palindrome (653952259356).

The spelling of 100402055355 in words is "one hundred billion, four hundred two million, fifty-five thousand, three hundred fifty-five".