55603000850 has 48 divisors (see below), whose sum is σ = 104223943080. Its totient is φ = 22069248000.

The previous prime is 55603000829. The next prime is 55603000879. The reversal of 55603000850 is 5800030655.

It can be written as a sum of positive squares in 12 ways, for example, as 13281871009 + 42321129841 = 115247^2 + 205721^2 .

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 23 ways as a sum of consecutive naturals, for example, 3862466 + ... + 3876834.

Almost surely, 2^55603000850 is an apocalyptic number.

55603000850 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

55603000850 is a deficient number, since it is larger than the sum of its proper divisors (48620942230).

55603000850 is a wasteful number, since it uses less digits than its factorization.

55603000850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14975 (or 14970 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 32.

The spelling of 55603000850 in words is "fifty-five billion, six hundred three million, eight hundred fifty", and thus it is an aban number.