39507896086690 has 8 divisors (see below), whose sum is σ = 71114212956060. Its totient is φ = 15803158434672.

The previous prime is 39507896086559. The next prime is 39507896086807. The reversal of 39507896086690 is 9668069870593.

It can be written as a sum of positive squares in 2 ways, for example, as 32892645214521 + 6615250872169 = 5735211^2 + 2572013^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×39507896086690² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1975394804325 + ... + 1975394804344.

Almost surely, 2^{39507896086690} is an apocalyptic number.

39507896086690 is a deficient number, since it is larger than the sum of its proper divisors (31606316869370).

39507896086690 is a wasteful number, since it uses less digits than its factorization.

39507896086690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3950789608676.

The product of its (nonzero) digits is 1058158080, while the sum is 76.

The spelling of 39507896086690 in words is "thirty-nine trillion, five hundred seven billion, eight hundred ninety-six million, eighty-six thousand, six hundred ninety".