2955777984 has 84 divisors (see below), whose sum is σ = 8482349304. Its totient is φ = 984079872.

The previous prime is 2955777983. The next prime is 2955778003. The reversal of 2955777984 is 4897775592.

2955777984 is a `hidden beast` number, since 2 + 9 + 557 + 7 + 79 + 8 + 4 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2955777983) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 571699 + ... + 576845.

Almost surely, 2^2955777984 is an apocalyptic number.

2955777984 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2955777984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4241174652).

2955777984 is an abundant number, since it is smaller than the sum of its proper divisors (5526571320).

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

2955777984 is a wasteful number, since it uses less digits than its factorization.

2955777984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6162 (or 6149 counting only the distinct ones).

The product of its digits is 44452800, while the sum is 63.

The square root of 2955777984 is about 54367.0670902891. The cubic root of 2955777984 is about 1435.1278860721.

The spelling of 2955777984 in words is "two billion, nine hundred fifty-five million, seven hundred seventy-seven thousand, nine hundred eighty-four".