45993481479 has 40 divisors (see below), whose sum is σ = 76978134288. Its totient is φ = 27121443840.

The previous prime is 45993481463. The next prime is 45993481481. The reversal of 45993481479 is 97418439954.

45993481479 is a `hidden beast` number, since 4 + 59 + 9 + 34 + 81 + 479 = 666.

It is not a de Polignac number, because 45993481479 - 2⁴ = 45993481463 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45993481459) by changing a digit.

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 39 ways as a sum of consecutive naturals, for example, 664602 + ... + 730535.

Almost surely, 2^45993481479 is an apocalyptic number.

45993481479 is a deficient number, since it is larger than the sum of its proper divisors (30984652809).

45993481479 is a wasteful number, since it uses less digits than its factorization.

45993481479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1395197 (or 1395188 counting only the distinct ones).

The product of its digits is 39191040, while the sum is 63.

The spelling of 45993481479 in words is "forty-five billion, nine hundred ninety-three million, four hundred eighty-one thousand, four hundred seventy-nine".