1946912550912 has 832 divisors, whose sum is σ = 6833700188160. Its totient is φ = 536234950656.

The previous prime is 1946912550899. The next prime is 1946912550923. The reversal of 1946912550912 is 2190552196491.

It is a happy number.

1946912550912 is a `hidden beast` number, since 1 + 9 + 4 + 6 + 9 + 125 + 509 + 1 + 2 = 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 63 ways as a sum of consecutive naturals, for example, 2656087698 + ... + 2656088430.

Almost surely, 2^{1946912550912} is an apocalyptic number.

1946912550912 is a gapful number since it is divisible by the number (12) 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 1946912550912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3416850094080).

1946912550912 is an abundant number, since it is smaller than the sum of its proper divisors (4886787637248).

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

1946912550912 is an equidigital number, since it uses as much as digits as its factorization.

1946912550912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 893 (or 865 counting only the distinct ones).

The product of its (nonzero) digits is 1749600, while the sum is 54.

The spelling of 1946912550912 in words is "one trillion, nine hundred forty-six billion, nine hundred twelve million, five hundred fifty thousand, nine hundred twelve".