4172612281478 has 4 divisors (see below), whose sum is σ = 6258918422220. Its totient is φ = 2086306140738.

The previous prime is 4172612281423. The next prime is 4172612281501. The reversal of 4172612281478 is 8741822162714.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1043153070368 + ... + 1043153070371.

It is an arithmetic number, because the mean of its divisors is an integer number (1564729605555).

Almost surely, 2^{4172612281478} is an apocalyptic number.

4172612281478 is a deficient number, since it is larger than the sum of its proper divisors (2086306140742).

4172612281478 is a wasteful number, since it uses less digits than its factorization.

4172612281478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2086306140741.

The product of its digits is 2408448, while the sum is 53.

The spelling of 4172612281478 in words is "four trillion, one hundred seventy-two billion, six hundred twelve million, two hundred eighty-one thousand, four hundred seventy-eight".