2642771404 has 96 divisors (see below), whose sum is σ = 5807169536. Its totient is φ = 1024565760.

The previous prime is 2642771393. The next prime is 2642771441. The reversal of 2642771404 is 4041772462.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7200829 + ... + 7201195.

Almost surely, 2^2642771404 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2642771404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2903584768).

2642771404 is an abundant number, since it is smaller than the sum of its proper divisors (3164398132).

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

2642771404 is a wasteful number, since it uses less digits than its factorization.

2642771404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 735 (or 733 counting only the distinct ones).

The product of its (nonzero) digits is 75264, while the sum is 37.

The square root of 2642771404 is about 51407.8924290814. The cubic root of 2642771404 is about 1382.5681024890.

The spelling of 2642771404 in words is "two billion, six hundred forty-two million, seven hundred seventy-one thousand, four hundred four".