146969503912 has 256 divisors, whose sum is σ = 396140544000. Its totient is φ = 49293619200.

The previous prime is 146969503907. The next prime is 146969503937. The reversal of 146969503912 is 219305969641.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5757337 + ... + 5782807.

It is an arithmetic number, because the mean of its divisors is an integer number (1547424000).

Almost surely, 2^146969503912 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 146969503912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (198070272000).

146969503912 is an abundant number, since it is smaller than the sum of its proper divisors (249171040088).

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

146969503912 is a wasteful number, since it uses less digits than its factorization.

146969503912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25560 (or 25556 counting only the distinct ones).

The product of its (nonzero) digits is 3149280, while the sum is 55.

The spelling of 146969503912 in words is "one hundred forty-six billion, nine hundred sixty-nine million, five hundred three thousand, nine hundred twelve".