2150873217400 has 24 divisors (see below), whose sum is σ = 5000780230920. Its totient is φ = 860349286880.

The previous prime is 2150873217397. The next prime is 2150873217433. The reversal of 2150873217400 is 47123780512.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5377182844 + ... + 5377183243.

It is an arithmetic number, because the mean of its divisors is an integer number (208365842955).

Almost surely, 2^{2150873217400} is an apocalyptic number.

2150873217400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2150873217400 is an abundant number, since it is smaller than the sum of its proper divisors (2849907013520).

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

2150873217400 is a wasteful number, since it uses less digits than its factorization.

2150873217400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10754366103 (or 10754366094 counting only the distinct ones).

The product of its (nonzero) digits is 94080, while the sum is 40.

Adding to 2150873217400 its reverse (47123780512), we get a palindrome (2197996997912).

The spelling of 2150873217400 in words is "two trillion, one hundred fifty billion, eight hundred seventy-three million, two hundred seventeen thousand, four hundred".