55211012142000 has 1280 divisors, whose sum is σ = 215006654693376. Its totient is φ = 12010636800000.

The previous prime is 55211012141993. The next prime is 55211012142043. The reversal of 55211012142000 is 24121011255.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 6089221467 + ... + 6089230533.

Almost surely, 2^{55211012142000} is an apocalyptic number.

55211012142000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55211012142000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (107503327346688).

55211012142000 is an abundant number, since it is smaller than the sum of its proper divisors (159795642551376).

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

55211012142000 is a wasteful number, since it uses less digits than its factorization.

55211012142000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9315 (or 9299 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 24.

Adding to 55211012142000 its reverse (24121011255), we get a palindrome (55235133153255).

The spelling of 55211012142000 in words is "fifty-five trillion, two hundred eleven billion, twelve million, one hundred forty-two thousand".