245453631263 has 8 divisors (see below), whose sum is σ = 253495818240. Its totient is φ = 237419214840.

The previous prime is 245453631259. The next prime is 245453631341. The reversal of 245453631263 is 362136354542.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 245453631263 - 2² = 245453631259 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 (245453634263) 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, 1878395 + ... + 2004812.

It is an arithmetic number, because the mean of its divisors is an integer number (31686977280).

Almost surely, 2^245453631263 is an apocalyptic number.

245453631263 is a deficient number, since it is larger than the sum of its proper divisors (8042186977).

245453631263 is a wasteful number, since it uses less digits than its factorization.

245453631263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3885277.

The product of its digits is 1555200, while the sum is 44.

The spelling of 245453631263 in words is "two hundred forty-five billion, four hundred fifty-three million, six hundred thirty-one thousand, two hundred sixty-three".