4629454137978 has 32 divisors (see below), whose sum is σ = 9262439424000. Its totient is φ = 1542562984176.

The previous prime is 4629454137929. The next prime is 4629454138003. The reversal of 4629454137978 is 8797314549264.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 242637043 + ... + 242656121.

It is an arithmetic number, because the mean of its divisors is an integer number (289451232000).

Almost surely, 2^{4629454137978} is an apocalyptic number.

4629454137978 is an abundant number, since it is smaller than the sum of its proper divisors (4632985286022).

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

4629454137978 is a wasteful number, since it uses less digits than its factorization.

4629454137978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32386.

The product of its digits is 365783040, while the sum is 69.

The spelling of 4629454137978 in words is "four trillion, six hundred twenty-nine billion, four hundred fifty-four million, one hundred thirty-seven thousand, nine hundred seventy-eight".