245355403402 has 16 divisors (see below), whose sum is σ = 383697531360. Its totient is φ = 117563885712.

The previous prime is 245355403399. The next prime is 245355403411. The reversal of 245355403402 is 204304553542.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26910252 + ... + 26919367.

It is an arithmetic number, because the mean of its divisors is an integer number (23981095710).

Almost surely, 2^245355403402 is an apocalyptic number.

245355403402 is a deficient number, since it is larger than the sum of its proper divisors (138342127958).

245355403402 is a wasteful number, since it uses less digits than its factorization.

245355403402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53829717.

The product of its (nonzero) digits is 288000, while the sum is 37.

Adding to 245355403402 its reverse (204304553542), we get a palindrome (449659956944).

The spelling of 245355403402 in words is "two hundred forty-five billion, three hundred fifty-five million, four hundred three thousand, four hundred two".