1210946747904 has 160 divisors (see below), whose sum is σ = 3595136756640. Its totient is φ = 402449596416.

The previous prime is 1210946747893. The next prime is 1210946747957. The reversal of 1210946747904 is 4097476490121.

1210946747904 is a `hidden beast` number, since 1 + 2 + 109 + 4 + 67 + 479 + 0 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4528722 + ... + 4788654.

It is an arithmetic number, because the mean of its divisors is an integer number (22469604729).

Almost surely, 2^{1210946747904} 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 1210946747904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1797568378320).

1210946747904 is an abundant number, since it is smaller than the sum of its proper divisors (2384190008736).

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

1210946747904 is an equidigital number, since it uses as much as digits as its factorization.

1210946747904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260297 (or 260275 counting only the distinct ones).

The product of its (nonzero) digits is 3048192, while the sum is 54.

The spelling of 1210946747904 in words is "one trillion, two hundred ten billion, nine hundred forty-six million, seven hundred forty-seven thousand, nine hundred four".