1954694613312 has 504 divisors, whose sum is σ = 6660361071936. Its totient is φ = 536888475648.

The previous prime is 1954694613271. The next prime is 1954694613353. The reversal of 1954694613312 is 2133164964591.

1954694613312 is a `hidden beast` number, since 1 + 9 + 5 + 4 + 6 + 9 + 4 + 613 + 3 + 12 = 666.

It is an interprime number because it is at equal distance from previous prime (1954694613271) and next prime (1954694613353).

It is a tau number, because it is divible by the number of its divisors (504).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 871463263 + ... + 871465505.

Almost surely, 2^{1954694613312} is an apocalyptic number.

1954694613312 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 1954694613312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3330180535968).

1954694613312 is an abundant number, since it is smaller than the sum of its proper divisors (4705666458624).

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

1954694613312 is a wasteful number, since it uses less digits than its factorization.

1954694613312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2583 (or 2541 counting only the distinct ones).

The product of its digits is 4199040, while the sum is 54.

The spelling of 1954694613312 in words is "one trillion, nine hundred fifty-four billion, six hundred ninety-four million, six hundred thirteen thousand, three hundred twelve".