10051055550 has 72 divisors (see below), whose sum is σ = 27733715256. Its totient is φ = 2607837120.

The previous prime is 10051055543. The next prime is 10051055557. The reversal of 10051055550 is 5555015001.

10051055550 is a `hidden beast` number, since 1 + 0 + 0 + 5 + 105 + 5 + 550 = 666.

It is an interprime number because it is at equal distance from previous prime (10051055543) and next prime (10051055557).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10051055557) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 285184 + ... + 318483.

Almost surely, 2^10051055550 is an apocalyptic number.

10051055550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10051055550 is an abundant number, since it is smaller than the sum of its proper divisors (17682659706).

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

10051055550 is a wasteful number, since it uses less digits than its factorization.

10051055550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 603722 (or 603714 counting only the distinct ones).

The product of its (nonzero) digits is 3125, while the sum is 27.

The spelling of 10051055550 in words is "ten billion, fifty-one million, fifty-five thousand, five hundred fifty".