100425555553 has 4 divisors (see below), whose sum is σ = 100430050708. Its totient is φ = 100421060400.

The previous prime is 100425555541. The next prime is 100425555617. The reversal of 100425555553 is 355555524001.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 21909032289 + 78516523264 = 148017^2 + 280208^2 .

It is a cyclic number.

It is not a de Polignac number, because 100425555553 - 2¹⁷ = 100425424481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100425555053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2213898 + ... + 2258803.

It is an arithmetic number, because the mean of its divisors is an integer number (25107512677).

Almost surely, 2^100425555553 is an apocalyptic number.

It is an amenable number.

100425555553 is a deficient number, since it is larger than the sum of its proper divisors (4495155).

100425555553 is an equidigital number, since it uses as much as digits as its factorization.

100425555553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4495154.

The product of its (nonzero) digits is 375000, while the sum is 40.

The spelling of 100425555553 in words is "one hundred billion, four hundred twenty-five million, five hundred fifty-five thousand, five hundred fifty-three".