245545143202263 has 8 divisors (see below), whose sum is σ = 329089863774448. Its totient is φ = 162848592382464.

The previous prime is 245545143202259. The next prime is 245545143202277. The reversal of 245545143202263 is 362202341545542.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 245545143202263 - 2² = 245545143202259 is a prime.

It is a super-3 number, since 3×245545143202263³ (a number of 44 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245545143202663) 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, 212042437420 + ... + 212042438577.

It is an arithmetic number, because the mean of its divisors is an integer number (41136232971806).

Almost surely, 2^{245545143202263} is an apocalyptic number.

245545143202263 is a deficient number, since it is larger than the sum of its proper divisors (83544720572185).

245545143202263 is a wasteful number, since it uses less digits than its factorization.

245545143202263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 424084876193.

The product of its (nonzero) digits is 6912000, while the sum is 48.

The spelling of 245545143202263 in words is "two hundred forty-five trillion, five hundred forty-five billion, one hundred forty-three million, two hundred two thousand, two hundred sixty-three".