40019233441 has 32 divisors (see below), whose sum is σ = 44590860288. Its totient is φ = 35613863040.

The previous prime is 40019233399. The next prime is 40019233447. The reversal of 40019233441 is 14433291004.

It is a cyclic number.

It is not a de Polignac number, because 40019233441 - 2¹¹ = 40019231393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40019233447) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 53861316 + ... + 53862058.

It is an arithmetic number, because the mean of its divisors is an integer number (1393464384).

Almost surely, 2^40019233441 is an apocalyptic number.

It is an amenable number.

40019233441 is a deficient number, since it is larger than the sum of its proper divisors (4571626847).

40019233441 is a wasteful number, since it uses less digits than its factorization.

40019233441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1341.

The product of its (nonzero) digits is 10368, while the sum is 31.

The spelling of 40019233441 in words is "forty billion, nineteen million, two hundred thirty-three thousand, four hundred forty-one".