2315905442403 has 32 divisors (see below), whose sum is σ = 3611671288320. Its totient is φ = 1292658082560.

The previous prime is 2315905442401. The next prime is 2315905442449. The reversal of 2315905442403 is 3042445095132.

It is not a de Polignac number, because 2315905442403 - 2¹ = 2315905442401 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2315905442401) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5758258 + ... + 6147303.

It is an arithmetic number, because the mean of its divisors is an integer number (112864727760).

Almost surely, 2^{2315905442403} is an apocalyptic number.

2315905442403 is a deficient number, since it is larger than the sum of its proper divisors (1295765845917).

2315905442403 is a wasteful number, since it uses less digits than its factorization.

2315905442403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11905787.

The product of its (nonzero) digits is 518400, while the sum is 42.

The spelling of 2315905442403 in words is "two trillion, three hundred fifteen billion, nine hundred five million, four hundred forty-two thousand, four hundred three".