37699796479999 has 2 divisors, whose sum is σ = 37699796480000. Its totient is φ = 37699796479998.

The previous prime is 37699796479997. The next prime is 37699796480077. The reversal of 37699796479999 is 99997469799673.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 37699796479999 - 2¹ = 37699796479997 is a prime.

Together with 37699796479997, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 37699796479898 and 37699796479907.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (37699796479997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18849898239999 + 18849898240000.

It is an arithmetic number, because the mean of its divisors is an integer number (18849898240000).

Almost surely, 2^{37699796479999} is an apocalyptic number.

37699796479999 is a deficient number, since it is larger than the sum of its proper divisors (1).

37699796479999 is an equidigital number, since it uses as much as digits as its factorization.

37699796479999 is an evil number, because the sum of its binary digits is even.

The product of its digits is 708721214544, while the sum is 103.

The spelling of 37699796479999 in words is "thirty-seven trillion, six hundred ninety-nine billion, seven hundred ninety-six million, four hundred seventy-nine thousand, nine hundred ninety-nine".