2054373978 has 16 divisors (see below), whose sum is σ = 4250429280. Its totient is φ = 661177776.

The previous prime is 2054373967. The next prime is 2054373983. The reversal of 2054373978 is 8793734502.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5903200 + ... + 5903547.

It is an arithmetic number, because the mean of its divisors is an integer number (265651830).

Almost surely, 2^2054373978 is an apocalyptic number.

2054373978 is an abundant number, since it is smaller than the sum of its proper divisors (2196055302).

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

2054373978 is a wasteful number, since it uses less digits than its factorization.

2054373978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11806781.

The product of its (nonzero) digits is 1270080, while the sum is 48.

The square root of 2054373978 is about 45325.2024595589. The cubic root of 2054373978 is about 1271.2369328119.

The spelling of 2054373978 in words is "two billion, fifty-four million, three hundred seventy-three thousand, nine hundred seventy-eight".