245513634634 has 8 divisors (see below), whose sum is σ = 372707445600. Its totient is φ = 121277819436.

The previous prime is 245513634631. The next prime is 245513634713. The reversal of 245513634634 is 436436315542.

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

It is not an unprimeable number, because it can be changed into a prime (245513634631) 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, 739498734 + ... + 739499065.

It is an arithmetic number, because the mean of its divisors is an integer number (46588430700).

Almost surely, 2^245513634634 is an apocalyptic number.

245513634634 is a deficient number, since it is larger than the sum of its proper divisors (127193810966).

245513634634 is a wasteful number, since it uses less digits than its factorization.

245513634634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1478997884.

The product of its digits is 3110400, while the sum is 46.

The spelling of 245513634634 in words is "two hundred forty-five billion, five hundred thirteen million, six hundred thirty-four thousand, six hundred thirty-four".