39811396652 has 6 divisors (see below), whose sum is σ = 69669944148. Its totient is φ = 19905698324.

The previous prime is 39811396643. The next prime is 39811396661. The reversal of 39811396652 is 25669311893.

It is an interprime number because it is at equal distance from previous prime (39811396643) and next prime (39811396661).

It is a junction number, because it is equal to n+sod(n) for n = 39811396594 and 39811396603.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4976424578 + ... + 4976424585.

It is an arithmetic number, because the mean of its divisors is an integer number (11611657358).

Almost surely, 2^39811396652 is an apocalyptic number.

It is an amenable number.

39811396652 is a deficient number, since it is larger than the sum of its proper divisors (29858547496).

39811396652 is a wasteful number, since it uses less digits than its factorization.

39811396652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9952849167 (or 9952849165 counting only the distinct ones).

The product of its digits is 2099520, while the sum is 53.

The spelling of 39811396652 in words is "thirty-nine billion, eight hundred eleven million, three hundred ninety-six thousand, six hundred fifty-two".