245552255542 has 16 divisors (see below), whose sum is σ = 425448828432. Its totient is φ = 105049093120.

The previous prime is 245552255519. The next prime is 245552255549.

245552255542 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 245552255492 and 245552255501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245552255549) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 328278043 + ... + 328278790.

It is an arithmetic number, because the mean of its divisors is an integer number (26590551777).

Almost surely, 2^245552255542 is an apocalyptic number.

245552255542 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

245552255542 is a deficient number, since it is larger than the sum of its proper divisors (179896572890).

245552255542 is a wasteful number, since it uses less digits than its factorization.

245552255542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 656556863.

The product of its digits is 4000000, while the sum is 46.

The spelling of 245552255542 in words is "two hundred forty-five billion, five hundred fifty-two million, two hundred fifty-five thousand, five hundred forty-two".