39090722616 has 96 divisors (see below), whose sum is σ = 115600792320. Its totient is φ = 11834856000.

The previous prime is 39090722611. The next prime is 39090722617. The reversal of 39090722616 is 61622709093.

It is a happy number.

39090722616 is a `hidden beast` number, since 3 + 9 + 0 + 9 + 0 + 7 + 22 + 616 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39090722611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 867441 + ... + 911391.

It is an arithmetic number, because the mean of its divisors is an integer number (1204174920).

Almost surely, 2^39090722616 is an apocalyptic number.

39090722616 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 39090722616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57800396160).

39090722616 is an abundant number, since it is smaller than the sum of its proper divisors (76510069704).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

39090722616 is a wasteful number, since it uses less digits than its factorization.

39090722616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45097 (or 45090 counting only the distinct ones).

The product of its (nonzero) digits is 244944, while the sum is 45.

The spelling of 39090722616 in words is "thirty-nine billion, ninety million, seven hundred twenty-two thousand, six hundred sixteen".