3479900821937 has 2 divisors, whose sum is σ = 3479900821938. Its totient is φ = 3479900821936.

The previous prime is 3479900821909. The next prime is 3479900821949. The reversal of 3479900821937 is 7391280099743.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3471156514816 + 8744307121 = 1863104^2 + 93511^2 .

It is a cyclic number.

It is not a de Polignac number, because 3479900821937 - 2¹⁴ = 3479900805553 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3479900821937.

It is not a weakly prime, because it can be changed into another prime (3479900821037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1739950410968 + 1739950410969.

It is an arithmetic number, because the mean of its divisors is an integer number (1739950410969).

Almost surely, 2^{3479900821937} is an apocalyptic number.

It is an amenable number.

3479900821937 is a deficient number, since it is larger than the sum of its proper divisors (1).

3479900821937 is an equidigital number, since it uses as much as digits as its factorization.

3479900821937 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20575296, while the sum is 62.

The spelling of 3479900821937 in words is "three trillion, four hundred seventy-nine billion, nine hundred million, eight hundred twenty-one thousand, nine hundred thirty-seven".