2992349412378 has 80 divisors (see below), whose sum is σ = 6849521737344. Its totient is φ = 975973536000.

The previous prime is 2992349412343. The next prime is 2992349412401. The reversal of 2992349412378 is 8732149432992.

2992349412378 is a `hidden beast` number, since 2 + 99 + 23 + 49 + 412 + 3 + 78 = 666.

It is a super-2 number, since 2×2992349412378² (a number of 26 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 30414501 + ... + 30512727.

Almost surely, 2^{2992349412378} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2992349412378, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3424760868672).

2992349412378 is an abundant number, since it is smaller than the sum of its proper divisors (3857172324966).

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

2992349412378 is a wasteful number, since it uses less digits than its factorization.

2992349412378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102289 (or 102280 counting only the distinct ones).

The product of its digits is 47029248, while the sum is 63.

The spelling of 2992349412378 in words is "two trillion, nine hundred ninety-two billion, three hundred forty-nine million, four hundred twelve thousand, three hundred seventy-eight".