38474836973 has 2 divisors, whose sum is σ = 38474836974. Its totient is φ = 38474836972.

The previous prime is 38474836969. The next prime is 38474837029. The reversal of 38474836973 is 37963847483.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 38470115044 + 4721929 = 196138^2 + 2173^2 .

It is a cyclic number.

It is not a de Polignac number, because 38474836973 - 2² = 38474836969 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38474836913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19237418486 + 19237418487.

It is an arithmetic number, because the mean of its divisors is an integer number (19237418487).

Almost surely, 2^38474836973 is an apocalyptic number.

It is an amenable number.

38474836973 is a deficient number, since it is larger than the sum of its proper divisors (1).

38474836973 is an equidigital number, since it uses as much as digits as its factorization.

38474836973 is an evil number, because the sum of its binary digits is even.

The product of its digits is 73156608, while the sum is 62.

The spelling of 38474836973 in words is "thirty-eight billion, four hundred seventy-four million, eight hundred thirty-six thousand, nine hundred seventy-three".