2563463929442 has 48 divisors (see below), whose sum is σ = 4345717806720. Its totient is φ = 1131448196736.

The previous prime is 2563463929349. The next prime is 2563463929487. The reversal of 2563463929442 is 2449293643652.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 37973363 + ... + 38040809.

It is an arithmetic number, because the mean of its divisors is an integer number (90535787640).

Almost surely, 2^{2563463929442} is an apocalyptic number.

2563463929442 is a deficient number, since it is larger than the sum of its proper divisors (1782253877278).

2563463929442 is a wasteful number, since it uses less digits than its factorization.

2563463929442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72387 (or 72374 counting only the distinct ones).

The product of its digits is 67184640, while the sum is 59.

The spelling of 2563463929442 in words is "two trillion, five hundred sixty-three billion, four hundred sixty-three million, nine hundred twenty-nine thousand, four hundred forty-two".