11949416854045 has 16 divisors (see below), whose sum is σ = 15693826978368. Its totient is φ = 8662177203840.

The previous prime is 11949416854043. The next prime is 11949416854049. The reversal of 11949416854045 is 54045861494911.

It is a happy number.

It is not a de Polignac number, because 11949416854045 - 2¹ = 11949416854043 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11949416854043) 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, 353830224 + ... + 353863993.

It is an arithmetic number, because the mean of its divisors is an integer number (980864186148).

Almost surely, 2^{11949416854045} is an apocalyptic number.

It is an amenable number.

11949416854045 is a deficient number, since it is larger than the sum of its proper divisors (3744410124323).

11949416854045 is a wasteful number, since it uses less digits than its factorization.

11949416854045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 707694540.

The product of its (nonzero) digits is 24883200, while the sum is 61.

The spelling of 11949416854045 in words is "eleven trillion, nine hundred forty-nine billion, four hundred sixteen million, eight hundred fifty-four thousand, forty-five".