100459555551 has 24 divisors (see below), whose sum is σ = 156873790320. Its totient is φ = 61733321856.

The previous prime is 100459555541. The next prime is 100459555561. The reversal of 100459555551 is 155555954001.

100459555551 is a `hidden beast` number, since 1 + 0 + 0 + 4 + 5 + 95 + 5 + 5 + 551 = 666.

It is an interprime number because it is at equal distance from previous prime (100459555541) and next prime (100459555561).

It is not a de Polignac number, because 100459555551 - 2¹⁷ = 100459424479 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 100459555497 and 100459555506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100459555531) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7932630 + ... + 7945283.

It is an arithmetic number, because the mean of its divisors is an integer number (6536407930).

Almost surely, 2^100459555551 is an apocalyptic number.

100459555551 is a deficient number, since it is larger than the sum of its proper divisors (56414234769).

100459555551 is a wasteful number, since it uses less digits than its factorization.

100459555551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15877975 (or 15877972 counting only the distinct ones).

The product of its (nonzero) digits is 562500, while the sum is 45.

The spelling of 100459555551 in words is "one hundred billion, four hundred fifty-nine million, five hundred fifty-five thousand, five hundred fifty-one".