51054036442 has 8 divisors (see below), whose sum is σ = 76613360832. Its totient is φ = 25516249500.

The previous prime is 51054036391. The next prime is 51054036457. The reversal of 51054036442 is 24463045015.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 51054036398 and 51054036407.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5378434 + ... + 5387917.

It is an arithmetic number, because the mean of its divisors is an integer number (9576670104).

Almost surely, 2^51054036442 is an apocalyptic number.

51054036442 is a deficient number, since it is larger than the sum of its proper divisors (25559324390).

51054036442 is a wasteful number, since it uses less digits than its factorization.

51054036442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10768724.

The product of its (nonzero) digits is 57600, while the sum is 34.

The spelling of 51054036442 in words is "fifty-one billion, fifty-four million, thirty-six thousand, four hundred forty-two".