100655006551 has 12 divisors (see below), whose sum is σ = 111916387800. Its totient is φ = 89778022880.

The previous prime is 100655006479. The next prime is 100655006561. The reversal of 100655006551 is 155600556001.

It is not a de Polignac number, because 100655006551 - 2¹³ = 100654998359 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100655006561) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1597876 + ... + 1659673.

It is an arithmetic number, because the mean of its divisors is an integer number (9326365650).

Almost surely, 2^100655006551 is an apocalyptic number.

100655006551 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

100655006551 is a deficient number, since it is larger than the sum of its proper divisors (11261381249).

100655006551 is an equidigital number, since it uses as much as digits as its factorization.

100655006551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3257666 (or 3257613 counting only the distinct ones).

The product of its (nonzero) digits is 22500, while the sum is 34.

The spelling of 100655006551 in words is "one hundred billion, six hundred fifty-five million, six thousand, five hundred fifty-one".