2549542049334 has 48 divisors (see below), whose sum is σ = 6516801807360. Its totient is φ = 704942501040.

The previous prime is 2549542049309. The next prime is 2549542049347. The reversal of 2549542049334 is 4339402459452.

It is a happy number.

2549542049334 is a `hidden beast` number, since 2 + 5 + 4 + 9 + 542 + 0 + 4 + 93 + 3 + 4 = 666.

It is a super-2 number, since 2×2549542049334² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 326358364 + ... + 326366175.

It is an arithmetic number, because the mean of its divisors is an integer number (135766704320).

Almost surely, 2^{2549542049334} is an apocalyptic number.

2549542049334 is an abundant number, since it is smaller than the sum of its proper divisors (3967259758026).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2549542049334 is a wasteful number, since it uses less digits than its factorization.

2549542049334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 652724585 (or 652724582 counting only the distinct ones).

The product of its (nonzero) digits is 18662400, while the sum is 54.

The spelling of 2549542049334 in words is "two trillion, five hundred forty-nine billion, five hundred forty-two million, forty-nine thousand, three hundred thirty-four".