1478222875737 has 12 divisors (see below), whose sum is σ = 2135222307504. Its totient is φ = 985476615480.

The previous prime is 1478222875733. The next prime is 1478222875769. The reversal of 1478222875737 is 7375782228741.

1478222875737 is a `hidden beast` number, since 1 + 478 + 2 + 2 + 2 + 87 + 57 + 37 = 666.

It is not a de Polignac number, because 1478222875737 - 2² = 1478222875733 is a prime.

It is a super-2 number, since 2×1478222875737² (a number of 25 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (63) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (1478222875733) 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 11 ways as a sum of consecutive naturals, for example, 2084158 + ... + 2701880.

It is an arithmetic number, because the mean of its divisors is an integer number (177935192292).

Almost surely, 2^{1478222875737} is an apocalyptic number.

It is an amenable number.

1478222875737 is a deficient number, since it is larger than the sum of its proper divisors (656999431767).

1478222875737 is a wasteful number, since it uses less digits than its factorization.

1478222875737 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 883620 (or 883617 counting only the distinct ones).

The product of its digits is 73758720, while the sum is 63.

The spelling of 1478222875737 in words is "one trillion, four hundred seventy-eight billion, two hundred twenty-two million, eight hundred seventy-five thousand, seven hundred thirty-seven".