250121250093 has 96 divisors (see below), whose sum is σ = 397314796032. Its totient is φ = 138739910400.

The previous prime is 250121250091. The next prime is 250121250109. The reversal of 250121250093 is 390052121052.

It is not a de Polignac number, because 250121250093 - 2¹ = 250121250091 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 250121250093.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (250121250091) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 594112023 + ... + 594112443.

It is an arithmetic number, because the mean of its divisors is an integer number (4138695792).

Almost surely, 2^250121250093 is an apocalyptic number.

It is an amenable number.

250121250093 is a deficient number, since it is larger than the sum of its proper divisors (147193545939).

250121250093 is a wasteful number, since it uses less digits than its factorization.

250121250093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1115 (or 1102 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 30.

The spelling of 250121250093 in words is "two hundred fifty billion, one hundred twenty-one million, two hundred fifty thousand, ninety-three".