2249146491156 has 72 divisors (see below), whose sum is σ = 5694598990080. Its totient is φ = 748495845504.

The previous prime is 2249146491139. The next prime is 2249146491181. The reversal of 2249146491156 is 6511946419422.

2249146491156 is a `hidden beast` number, since 2 + 2 + 4 + 9 + 146 + 491 + 1 + 5 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 58700701 + ... + 58739003.

It is an arithmetic number, because the mean of its divisors is an integer number (79091652640).

Almost surely, 2^{2249146491156} is an apocalyptic number.

It is an amenable number.

2249146491156 is an abundant number, since it is smaller than the sum of its proper divisors (3445452498924).

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

2249146491156 is a wasteful number, since it uses less digits than its factorization.

2249146491156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40925 (or 40920 counting only the distinct ones).

The product of its digits is 3732480, while the sum is 54.

The spelling of 2249146491156 in words is "two trillion, two hundred forty-nine billion, one hundred forty-six million, four hundred ninety-one thousand, one hundred fifty-six".