2772976542 has 48 divisors (see below), whose sum is σ = 6459148800. Its totient is φ = 791329392.

The previous prime is 2772976517. The next prime is 2772976543. The reversal of 2772976542 is 2456792772.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2772976543) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 261459 + ... + 271857.

It is an arithmetic number, because the mean of its divisors is an integer number (134565600).

Almost surely, 2^2772976542 is an apocalyptic number.

2772976542 is an abundant number, since it is smaller than the sum of its proper divisors (3686172258).

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

2772976542 is a wasteful number, since it uses less digits than its factorization.

2772976542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11325 (or 11318 counting only the distinct ones).

The product of its digits is 2963520, while the sum is 51.

The square root of 2772976542 is about 52659.0594484938. The cubic root of 2772976542 is about 1404.9107379452.

The spelling of 2772976542 in words is "two billion, seven hundred seventy-two million, nine hundred seventy-six thousand, five hundred forty-two".