55290663150 has 48 divisors (see below), whose sum is σ = 145186783344. Its totient is φ = 13876871680.

The previous prime is 55290663121. The next prime is 55290663163. The reversal of 55290663150 is 5136609255.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10838757 + ... + 10843856.

It is an arithmetic number, because the mean of its divisors is an integer number (3024724653).

Almost surely, 2^55290663150 is an apocalyptic number.

55290663150 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

55290663150 is an abundant number, since it is smaller than the sum of its proper divisors (89896120194).

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

55290663150 is a wasteful number, since it uses less digits than its factorization.

55290663150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21682645 (or 21682640 counting only the distinct ones).

The product of its (nonzero) digits is 243000, while the sum is 42.

The spelling of 55290663150 in words is "fifty-five billion, two hundred ninety million, six hundred sixty-three thousand, one hundred fifty".