39355470379 has 2 divisors, whose sum is σ = 39355470380. Its totient is φ = 39355470378.

The previous prime is 39355470313. The next prime is 39355470391. The reversal of 39355470379 is 97307455393.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-39355470379 is a prime.

It is not a weakly prime, because it can be changed into another prime (39355470079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19677735189 + 19677735190.

It is an arithmetic number, because the mean of its divisors is an integer number (19677735190).

Almost surely, 2^39355470379 is an apocalyptic number.

39355470379 is a deficient number, since it is larger than the sum of its proper divisors (1).

39355470379 is an equidigital number, since it uses as much as digits as its factorization.

39355470379 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10716300, while the sum is 55.

The spelling of 39355470379 in words is "thirty-nine billion, three hundred fifty-five million, four hundred seventy thousand, three hundred seventy-nine".