2155536238150 has 12 divisors (see below), whose sum is σ = 4009297403052. Its totient is φ = 862214495240.

The previous prime is 2155536238133. The next prime is 2155536238157. The reversal of 2155536238150 is 518326355512.

It is a self number, because there is not a number n which added to its sum of digits gives 2155536238150.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2155536238157) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 21555362332 + ... + 21555362431.

It is an arithmetic number, because the mean of its divisors is an integer number (334108116921).

Almost surely, 2^{2155536238150} is an apocalyptic number.

2155536238150 is a deficient number, since it is larger than the sum of its proper divisors (1853761164902).

2155536238150 is a wasteful number, since it uses less digits than its factorization.

2155536238150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43110724775 (or 43110724770 counting only the distinct ones).

The product of its (nonzero) digits is 1080000, while the sum is 46.

The spelling of 2155536238150 in words is "two trillion, one hundred fifty-five billion, five hundred thirty-six million, two hundred thirty-eight thousand, one hundred fifty".