37983803983 has 2 divisors, whose sum is σ = 37983803984. Its totient is φ = 37983803982.

The previous prime is 37983803929. The next prime is 37983803993. The reversal of 37983803983 is 38930838973.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 37983803983 - 2²¹ = 37981706831 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (37983803993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18991901991 + 18991901992.

It is an arithmetic number, because the mean of its divisors is an integer number (18991901992).

Almost surely, 2^37983803983 is an apocalyptic number.

37983803983 is a deficient number, since it is larger than the sum of its proper divisors (1).

37983803983 is an equidigital number, since it uses as much as digits as its factorization.

37983803983 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23514624, while the sum is 61.

The spelling of 37983803983 in words is "thirty-seven billion, nine hundred eighty-three million, eight hundred three thousand, nine hundred eighty-three".