4149019931544 has 32 divisors (see below), whose sum is σ = 11525055366000. Its totient is φ = 1383006643776.

The previous prime is 4149019931543. The next prime is 4149019931611. The reversal of 4149019931544 is 4451399109414.

4149019931544 is a `hidden beast` number, since 4 + 1 + 4 + 9 + 0 + 1 + 9 + 93 + 1 + 544 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4149019931543) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9604212589 + ... + 9604213020.

Almost surely, 2^{4149019931544} is an apocalyptic number.

It is an amenable number.

4149019931544 is an abundant number, since it is smaller than the sum of its proper divisors (7376035434456).

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

4149019931544 is a wasteful number, since it uses less digits than its factorization.

4149019931544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19208425624 (or 19208425614 counting only the distinct ones).

The product of its (nonzero) digits is 2799360, while the sum is 54.

The spelling of 4149019931544 in words is "four trillion, one hundred forty-nine billion, nineteen million, nine hundred thirty-one thousand, five hundred forty-four".