38672780051 has 2 divisors, whose sum is σ = 38672780052. Its totient is φ = 38672780050.

The previous prime is 38672780009. The next prime is 38672780117. The reversal of 38672780051 is 15008727683.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-38672780051 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 38672779978 and 38672780005.

It is not a weakly prime, because it can be changed into another prime (38672780851) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19336390025 + 19336390026.

It is an arithmetic number, because the mean of its divisors is an integer number (19336390026).

Almost surely, 2^38672780051 is an apocalyptic number.

38672780051 is a deficient number, since it is larger than the sum of its proper divisors (1).

38672780051 is an equidigital number, since it uses as much as digits as its factorization.

38672780051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 564480, while the sum is 47.

The spelling of 38672780051 in words is "thirty-eight billion, six hundred seventy-two million, seven hundred eighty thousand, fifty-one".