2394778774932 has 36 divisors (see below), whose sum is σ = 6053695336416. Its totient is φ = 798229688400.

The previous prime is 2394778774931. The next prime is 2394778774979.

2394778774932 is a `hidden beast` number, since 2 + 3 + 9 + 477 + 87 + 7 + 49 + 32 = 666.

2394778774932 is nontrivially palindromic in base 10.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2394778774931) 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, 260944 + ... + 2204007.

Almost surely, 2^{2394778774932} is an apocalyptic number.

It is an amenable number.

2394778774932 is an abundant number, since it is smaller than the sum of its proper divisors (3658916561484).

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

2394778774932 is a wasteful number, since it uses less digits than its factorization.

2394778774932 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2491948 (or 2491943 counting only the distinct ones).

The product of its digits is 896168448, while the sum is 72.

The spelling of 2394778774932 in words is "two trillion, three hundred ninety-four billion, seven hundred seventy-eight million, seven hundred seventy-four thousand, nine hundred thirty-two".