39948966000 has 240 divisors, whose sum is σ = 142500129408. Its totient is φ = 10426176000.

The previous prime is 39948965993. The next prime is 39948966023. The reversal of 39948966000 is 66984993.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (240).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 822390 + ... + 869610.

Almost surely, 2^39948966000 is an apocalyptic number.

39948966000 is a gapful number since it is divisible by the number (30) 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 39948966000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71250064704).

39948966000 is an abundant number, since it is smaller than the sum of its proper divisors (102551163408).

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

39948966000 is a wasteful number, since it uses less digits than its factorization.

39948966000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47297 (or 47278 counting only the distinct ones).

The product of its (nonzero) digits is 2519424, while the sum is 54.

The spelling of 39948966000 in words is "thirty-nine billion, nine hundred forty-eight million, nine hundred sixty-six thousand".