252411543403390 has 64 divisors (see below), whose sum is σ = 520426854397440. Its totient is φ = 86344598712960.

The previous prime is 252411543403309. The next prime is 252411543403391. The reversal of 252411543403390 is 93304345114252.

It is a self number, because there is not a number n which added to its sum of digits gives 252411543403390.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252411543403391) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 56521801 + ... + 60823819.

It is an arithmetic number, because the mean of its divisors is an integer number (8131669599960).

Almost surely, 2^{252411543403390} is an apocalyptic number.

252411543403390 is an abundant number, since it is smaller than the sum of its proper divisors (268015310994050).

252411543403390 is a wasteful number, since it uses less digits than its factorization.

252411543403390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4303937.

The product of its (nonzero) digits is 1555200, while the sum is 46.

The spelling of 252411543403390 in words is "two hundred fifty-two trillion, four hundred eleven billion, five hundred forty-three million, four hundred three thousand, three hundred ninety".