245365672542 has 16 divisors (see below), whose sum is σ = 490770669312. Its totient is φ = 81782003480.

The previous prime is 245365672499. The next prime is 245365672543. The reversal of 245365672542 is 245276563542.

245365672542 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245365672543) 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, 1557084 + ... + 1707407.

It is an arithmetic number, because the mean of its divisors is an integer number (30673166832).

Almost surely, 2^245365672542 is an apocalyptic number.

245365672542 is an abundant number, since it is smaller than the sum of its proper divisors (245404996770).

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

245365672542 is a wasteful number, since it uses less digits than its factorization.

245365672542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3277023.

The product of its digits is 12096000, while the sum is 51.

The spelling of 245365672542 in words is "two hundred forty-five billion, three hundred sixty-five million, six hundred seventy-two thousand, five hundred forty-two".