55555050000492 has 288 divisors, whose sum is σ = 173734499248128. Its totient is φ = 14605664366592.

The previous prime is 55555050000491. The next prime is 55555050000493. The reversal of 55555050000492 is 29400005055555.

55555050000492 is a `hidden beast` number, since 5 + 5 + 5 + 5 + 50 + 500 + 0 + 0 + 4 + 92 = 666.

It is an interprime number because it is at equal distance from previous prime (55555050000491) and next prime (55555050000493).

It is not an unprimeable number, because it can be changed into a prime (55555050000491) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 188515843 + ... + 188810309.

It is an arithmetic number, because the mean of its divisors is an integer number (603244789056).

Almost surely, 2^{55555050000492} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55555050000492, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (86867249624064).

55555050000492 is an abundant number, since it is smaller than the sum of its proper divisors (118179449247636).

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

55555050000492 is a wasteful number, since it uses less digits than its factorization.

55555050000492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 295485 (or 295480 counting only the distinct ones).

The product of its (nonzero) digits is 1125000, while the sum is 45.

The spelling of 55555050000492 in words is "fifty-five trillion, five hundred fifty-five billion, fifty million, four hundred ninety-two", and thus it is an aban number.