1954956366 has 48 divisors (see below), whose sum is σ = 4624034688. Its totient is φ = 591997200.

The previous prime is 1954956347. The next prime is 1954956391. The reversal of 1954956366 is 6636594591.

1954956366 is a `hidden beast` number, since 1 + 95 + 495 + 6 + 3 + 66 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 398911 + ... + 403781.

It is an arithmetic number, because the mean of its divisors is an integer number (96334056).

Almost surely, 2^1954956366 is an apocalyptic number.

1954956366 is an abundant number, since it is smaller than the sum of its proper divisors (2669078322).

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

1954956366 is a wasteful number, since it uses less digits than its factorization.

1954956366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6917 (or 6914 counting only the distinct ones).

The product of its digits is 5248800, while the sum is 54.

The square root of 1954956366 is about 44214.8885105459. Note that the first 3 decimals coincide. The cubic root of 1954956366 is about 1250.3905693651.

The spelling of 1954956366 in words is "one billion, nine hundred fifty-four million, nine hundred fifty-six thousand, three hundred sixty-six".