1494972522228 has 48 divisors (see below), whose sum is σ = 3507348708864. Its totient is φ = 495605913600.

The previous prime is 1494972522223. The next prime is 1494972522229. The reversal of 1494972522228 is 8222252794941.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1494972522221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1160701 + ... + 2082587.

It is an arithmetic number, because the mean of its divisors is an integer number (73069764768).

Almost surely, 2^{1494972522228} is an apocalyptic number.

It is an amenable number.

1494972522228 is an abundant number, since it is smaller than the sum of its proper divisors (2012376186636).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1494972522228 is a wasteful number, since it uses less digits than its factorization.

1494972522228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 922632 (or 922630 counting only the distinct ones).

The product of its digits is 11612160, while the sum is 57.

The spelling of 1494972522228 in words is "one trillion, four hundred ninety-four billion, nine hundred seventy-two million, five hundred twenty-two thousand, two hundred twenty-eight".