39068406621 has 8 divisors (see below), whose sum is σ = 57879120960. Its totient is φ = 26045604396.

The previous prime is 39068406581. The next prime is 39068406631. The reversal of 39068406621 is 12660486093.

It is not a de Polignac number, because 39068406621 - 2⁷ = 39068406493 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39068406631) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 723488985 + ... + 723489038.

It is an arithmetic number, because the mean of its divisors is an integer number (7234890120).

Almost surely, 2^39068406621 is an apocalyptic number.

It is an amenable number.

39068406621 is a deficient number, since it is larger than the sum of its proper divisors (18810714339).

39068406621 is a wasteful number, since it uses less digits than its factorization.

39068406621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1446978032 (or 1446978026 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 45.

The spelling of 39068406621 in words is "thirty-nine billion, sixty-eight million, four hundred six thousand, six hundred twenty-one".