2275734597978 has 32 divisors (see below), whose sum is σ = 4575316800384. Its totient is φ = 754604851392.

The previous prime is 2275734597971. The next prime is 2275734597979. The reversal of 2275734597978 is 8797954375722.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2275734597971) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7266051 + ... + 7572777.

It is an arithmetic number, because the mean of its divisors is an integer number (142978650012).

Almost surely, 2^{2275734597978} is an apocalyptic number.

2275734597978 is an abundant number, since it is smaller than the sum of its proper divisors (2299582202406).

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

2275734597978 is a wasteful number, since it uses less digits than its factorization.

2275734597978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313206.

The product of its digits is 1867017600, while the sum is 75.

The spelling of 2275734597978 in words is "two trillion, two hundred seventy-five billion, seven hundred thirty-four million, five hundred ninety-seven thousand, nine hundred seventy-eight".