245456654542 has 16 divisors (see below), whose sum is σ = 401700852864. Its totient is φ = 111558843000.

The previous prime is 245456654533. The next prime is 245456654543.

245456654542 is nontrivially palindromic in base 10.

245456654542 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 245456654542.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245456654543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 413634 + ... + 813637.

It is an arithmetic number, because the mean of its divisors is an integer number (25106303304).

Almost surely, 2^245456654542 is an apocalyptic number.

245456654542 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

245456654542 is a deficient number, since it is larger than the sum of its proper divisors (156244198322).

245456654542 is a wasteful number, since it uses less digits than its factorization.

245456654542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1236375.

The product of its digits is 23040000, while the sum is 52.

It can be divided in two parts, 245456 and 654542, that added together give a palindrome (899998).

The spelling of 245456654542 in words is "two hundred forty-five billion, four hundred fifty-six million, six hundred fifty-four thousand, five hundred forty-two".