252213054244454 has 16 divisors (see below), whose sum is σ = 380434650765120. Its totient is φ = 125401509738600.

The previous prime is 252213054244451. The next prime is 252213054244457. The reversal of 252213054244454 is 454442450312252.

It is an interprime number because it is at equal distance from previous prime (252213054244451) and next prime (252213054244457).

It is a super-2 number, since 2×252213054244454² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 252213054244399 and 252213054244408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252213054244451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 95559629 + ... + 98163479.

It is an arithmetic number, because the mean of its divisors is an integer number (23777165672820).

Almost surely, 2^{252213054244454} is an apocalyptic number.

252213054244454 is a deficient number, since it is larger than the sum of its proper divisors (128221596520666).

252213054244454 is a wasteful number, since it uses less digits than its factorization.

252213054244454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2874595.

The product of its (nonzero) digits is 6144000, while the sum is 47.

The spelling of 252213054244454 in words is "two hundred fifty-two trillion, two hundred thirteen billion, fifty-four million, two hundred forty-four thousand, four hundred fifty-four".