245054155504503 has 4 divisors (see below), whose sum is σ = 326738874006008. Its totient is φ = 163369437003000.

The previous prime is 245054155504391. The next prime is 245054155504537. The reversal of 245054155504503 is 305405551450542.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 245054155504503 - 2¹⁸ = 245054155242359 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245054155504303) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40842359250748 + ... + 40842359250753.

It is an arithmetic number, because the mean of its divisors is an integer number (81684718501502).

Almost surely, 2^{245054155504503} is an apocalyptic number.

245054155504503 is a deficient number, since it is larger than the sum of its proper divisors (81684718501505).

245054155504503 is an equidigital number, since it uses as much as digits as its factorization.

245054155504503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81684718501504.

The product of its (nonzero) digits is 6000000, while the sum is 48.

The spelling of 245054155504503 in words is "two hundred forty-five trillion, fifty-four billion, one hundred fifty-five million, five hundred four thousand, five hundred three".