103455553512 has 64 divisors (see below), whose sum is σ = 273685340160. Its totient is φ = 32521227200.

The previous prime is 103455553477. The next prime is 103455553529. The reversal of 103455553512 is 215355554301.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1280664 + ... + 1359047.

It is an arithmetic number, because the mean of its divisors is an integer number (4276333440).

Almost surely, 2^103455553512 is an apocalyptic number.

103455553512 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

103455553512 is an abundant number, since it is smaller than the sum of its proper divisors (170229786648).

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

103455553512 is a wasteful number, since it uses less digits than its factorization.

103455553512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2639814 (or 2639810 counting only the distinct ones).

The product of its (nonzero) digits is 225000, while the sum is 39.

The spelling of 103455553512 in words is "one hundred three billion, four hundred fifty-five million, five hundred fifty-three thousand, five hundred twelve".