32945554478 has 16 divisors (see below), whose sum is σ = 49735991760. Its totient is φ = 16367054400.

The previous prime is 32945554457. The next prime is 32945554489. The reversal of 32945554478 is 87445554923.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 368393 + ... + 449003.

It is an arithmetic number, because the mean of its divisors is an integer number (3108499485).

Almost surely, 2^32945554478 is an apocalyptic number.

32945554478 is a deficient number, since it is larger than the sum of its proper divisors (16790437282).

32945554478 is a wasteful number, since it uses less digits than its factorization.

32945554478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81923.

The product of its digits is 24192000, while the sum is 56.

The spelling of 32945554478 in words is "thirty-two billion, nine hundred forty-five million, five hundred fifty-four thousand, four hundred seventy-eight".