1206904902000 has 640 divisors, whose sum is σ = 4778976983040. Its totient is φ = 255751372800.

The previous prime is 1206904901963. The next prime is 1206904902019. The reversal of 1206904902000 is 2094096021.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 47825386 + ... + 47850614.

It is an arithmetic number, because the mean of its divisors is an integer number (7467151536).

Almost surely, 2^{1206904902000} is an apocalyptic number.

1206904902000 is a gapful number since it is divisible by the number (10) 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 1206904902000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2389488491520).

1206904902000 is an abundant number, since it is smaller than the sum of its proper divisors (3572072081040).

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

1206904902000 is a wasteful number, since it uses less digits than its factorization.

1206904902000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25346 (or 25330 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 33.

Adding to 1206904902000 its reverse (2094096021), we get a palindrome (1208998998021).

The spelling of 1206904902000 in words is "one trillion, two hundred six billion, nine hundred four million, nine hundred two thousand".