103555513520 has 40 divisors (see below), whose sum is σ = 240891613200. Its totient is φ = 41400692480.

The previous prime is 103555513507. The next prime is 103555513597. The reversal of 103555513520 is 25315555301.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-3 number, since 3×103555513520³ (a number of 34 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 180695 + ... + 489654.

It is an arithmetic number, because the mean of its divisors is an integer number (6022290330).

Almost surely, 2^103555513520 is an apocalyptic number.

103555513520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

103555513520 is an abundant number, since it is smaller than the sum of its proper divisors (137336099680).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

103555513520 is a wasteful number, since it uses less digits than its factorization.

103555513520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 672293 (or 672287 counting only the distinct ones).

The product of its (nonzero) digits is 56250, while the sum is 35.

The spelling of 103555513520 in words is "one hundred three billion, five hundred fifty-five million, five hundred thirteen thousand, five hundred twenty".