245415515415103 has 8 divisors (see below), whose sum is σ = 267726567583440. Its totient is φ = 223104555041280.

The previous prime is 245415515414999. The next prime is 245415515415107. The reversal of 245415515415103 is 301514515514542.

It is a happy number.

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

It is a de Polignac number, because none of the positive numbers 2^k-245415515415103 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 (245415515415107) 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, 17298018 + ... + 28107871.

It is an arithmetic number, because the mean of its divisors is an integer number (33465820947930).

Almost surely, 2^{245415515415103} is an apocalyptic number.

245415515415103 is a deficient number, since it is larger than the sum of its proper divisors (22311052168337).

245415515415103 is a wasteful number, since it uses less digits than its factorization.

245415515415103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45897257.

The product of its (nonzero) digits is 1200000, while the sum is 46.

The spelling of 245415515415103 in words is "two hundred forty-five trillion, four hundred fifteen billion, five hundred fifteen million, four hundred fifteen thousand, one hundred three".