100453552545 has 32 divisors (see below), whose sum is σ = 166300830720. Its totient is φ = 51717576960.

The previous prime is 100453552541. The next prime is 100453552561. The reversal of 100453552545 is 545255354001.

It is not a de Polignac number, because 100453552545 - 2² = 100453552541 is a prime.

It is a super-2 number, since 2×100453552545² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (100453552541) 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, 2499147 + ... + 2539023.

It is an arithmetic number, because the mean of its divisors is an integer number (5196900960).

Almost surely, 2^100453552545 is an apocalyptic number.

100453552545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

100453552545 is a deficient number, since it is larger than the sum of its proper divisors (65847278175).

100453552545 is a wasteful number, since it uses less digits than its factorization.

100453552545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45705.

The product of its (nonzero) digits is 300000, while the sum is 39.

The spelling of 100453552545 in words is "one hundred billion, four hundred fifty-three million, five hundred fifty-two thousand, five hundred forty-five".