252141445553505 has 64 divisors (see below), whose sum is σ = 422691318521856. Its totient is φ = 128184331968000.

The previous prime is 252141445553453. The next prime is 252141445553513. The reversal of 252141445553505 is 505355544141252.

It is not a de Polignac number, because 252141445553505 - 2⁶ = 252141445553441 is a prime.

It is a super-2 number, since 2×252141445553505² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 374801290 + ... + 375473420.

It is an arithmetic number, because the mean of its divisors is an integer number (6604551851904).

Almost surely, 2^{252141445553505} is an apocalyptic number.

It is an amenable number.

252141445553505 is a deficient number, since it is larger than the sum of its proper divisors (170549872968351).

252141445553505 is a wasteful number, since it uses less digits than its factorization.

252141445553505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 684278.

The product of its (nonzero) digits is 12000000, while the sum is 51.

Adding to 252141445553505 its reverse (505355544141252), we get a palindrome (757496989694757).

The spelling of 252141445553505 in words is "two hundred fifty-two trillion, one hundred forty-one billion, four hundred forty-five million, five hundred fifty-three thousand, five hundred five".