245342402251026 has 32 divisors (see below), whose sum is σ = 498027886540800. Its totient is φ = 80561669919120.

The previous prime is 245342402250997. The next prime is 245342402251031. The reversal of 245342402251026 is 620152204243542.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 589313560 + ... + 589729731.

It is an arithmetic number, because the mean of its divisors is an integer number (15563371454400).

Almost surely, 2^{245342402251026} is an apocalyptic number.

245342402251026 is an abundant number, since it is smaller than the sum of its proper divisors (252685484289774).

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

245342402251026 is a wasteful number, since it uses less digits than its factorization.

245342402251026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1179043814.

The product of its (nonzero) digits is 921600, while the sum is 42.

Adding to 245342402251026 its reverse (620152204243542), we get a palindrome (865494606494568).

The spelling of 245342402251026 in words is "two hundred forty-five trillion, three hundred forty-two billion, four hundred two million, two hundred fifty-one thousand, twenty-six".