214375155390 has 512 divisors, whose sum is σ = 677718835200. Its totient is φ = 47692592640.

The previous prime is 214375155377. The next prime is 214375155451. The reversal of 214375155390 is 93551573412.

214375155390 is a `hidden beast` number, since 2 + 1 + 4 + 3 + 7 + 5 + 1 + 553 + 90 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

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, 173301852 + ... + 173303088.

It is an arithmetic number, because the mean of its divisors is an integer number (1323669600).

Almost surely, 2^214375155390 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 214375155390, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (338859417600).

214375155390 is an abundant number, since it is smaller than the sum of its proper divisors (463343679810).

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

214375155390 is a wasteful number, since it uses less digits than its factorization.

214375155390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1389 (or 1383 counting only the distinct ones).

The product of its (nonzero) digits is 567000, while the sum is 45.

The spelling of 214375155390 in words is "two hundred fourteen billion, three hundred seventy-five million, one hundred fifty-five thousand, three hundred ninety".