102225524550 has 96 divisors (see below), whose sum is σ = 268752611232. Its totient is φ = 25625978880.

The previous prime is 102225524519. The next prime is 102225524561. The reversal of 102225524550 is 55425522201.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2151652 + ... + 2198648.

It is an arithmetic number, because the mean of its divisors is an integer number (2799506367).

Almost surely, 2^102225524550 is an apocalyptic number.

102225524550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 102225524550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (134376305616).

102225524550 is an abundant number, since it is smaller than the sum of its proper divisors (166527086682).

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

102225524550 is a wasteful number, since it uses less digits than its factorization.

102225524550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47882 (or 47877 counting only the distinct ones).

The product of its (nonzero) digits is 40000, while the sum is 33.

The spelling of 102225524550 in words is "one hundred two billion, two hundred twenty-five million, five hundred twenty-four thousand, five hundred fifty".