39465426097 has 4 divisors (see below), whose sum is σ = 39471212020. Its totient is φ = 39459640176.

The previous prime is 39465426083. The next prime is 39465426103. The reversal of 39465426097 is 79062456493.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 79062456493 = 10273 ⋅7696141.

It can be written as a sum of positive squares in 2 ways, for example, as 26984961441 + 12480464656 = 164271^2 + 111716^2 .

It is a cyclic number.

It is not a de Polignac number, because 39465426097 - 2⁷ = 39465425969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (39465426197) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2882718 + ... + 2896375.

It is an arithmetic number, because the mean of its divisors is an integer number (9867803005).

Almost surely, 2^39465426097 is an apocalyptic number.

It is an amenable number.

39465426097 is a deficient number, since it is larger than the sum of its proper divisors (5785923).

39465426097 is an equidigital number, since it uses as much as digits as its factorization.

39465426097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5785922.

The product of its (nonzero) digits is 9797760, while the sum is 55.

The spelling of 39465426097 in words is "thirty-nine billion, four hundred sixty-five million, four hundred twenty-six thousand, ninety-seven".