37623379979 has 2 divisors, whose sum is σ = 37623379980. Its totient is φ = 37623379978.

The previous prime is 37623379973. The next prime is 37623379993. The reversal of 37623379979 is 97997332673.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 37623379979 - 2⁸ = 37623379723 is a prime.

It is not a weakly prime, because it can be changed into another prime (37623379973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18811689989 + 18811689990.

It is an arithmetic number, because the mean of its divisors is an integer number (18811689990).

Almost surely, 2^37623379979 is an apocalyptic number.

37623379979 is a deficient number, since it is larger than the sum of its proper divisors (1).

37623379979 is an equidigital number, since it uses as much as digits as its factorization.

37623379979 is an evil number, because the sum of its binary digits is even.

The product of its digits is 81015228, while the sum is 65.

The spelling of 37623379979 in words is "thirty-seven billion, six hundred twenty-three million, three hundred seventy-nine thousand, nine hundred seventy-nine".