2478227562806 has 4 divisors (see below), whose sum is σ = 3717341344212. Its totient is φ = 1239113781402.

The previous prime is 2478227562779. The next prime is 2478227562841. The reversal of 2478227562806 is 6082657228742.

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

It is a super-2 number, since 2×2478227562806² (a number of 26 digits) contains 22 as substring.

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, 619556890700 + ... + 619556890703.

It is an arithmetic number, because the mean of its divisors is an integer number (929335336053).

Almost surely, 2^{2478227562806} is an apocalyptic number.

2478227562806 is a deficient number, since it is larger than the sum of its proper divisors (1239113781406).

2478227562806 is a wasteful number, since it uses less digits than its factorization.

2478227562806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1239113781405.

The product of its (nonzero) digits is 36126720, while the sum is 59.

The spelling of 2478227562806 in words is "two trillion, four hundred seventy-eight billion, two hundred twenty-seven million, five hundred sixty-two thousand, eight hundred six".