2555198653350 has 192 divisors, whose sum is σ = 7635260597760. Its totient is φ = 552440217600.

The previous prime is 2555198653349. The next prime is 2555198653361. The reversal of 2555198653350 is 533568915552.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 12688044 + ... + 12887856.

It is an arithmetic number, because the mean of its divisors is an integer number (39766982280).

Almost surely, 2^{2555198653350} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2555198653350, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3817630298880).

2555198653350 is an abundant number, since it is smaller than the sum of its proper divisors (5080061944410).

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

2555198653350 is a wasteful number, since it uses less digits than its factorization.

2555198653350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200495 (or 200490 counting only the distinct ones).

The product of its (nonzero) digits is 24300000, while the sum is 57.

The spelling of 2555198653350 in words is "two trillion, five hundred fifty-five billion, one hundred ninety-eight million, six hundred fifty-three thousand, three hundred fifty".