40389699141 has 40 divisors (see below), whose sum is σ = 69284503200. Its totient is φ = 23190248160.

The previous prime is 40389699139. The next prime is 40389699149. The reversal of 40389699141 is 14199698304.

It is a happy number.

40389699141 is a `hidden beast` number, since 403 + 8 + 9 + 6 + 99 + 141 = 666.

It is not a de Polignac number, because 40389699141 - 2¹ = 40389699139 is a prime.

It is a super-3 number, since 3×40389699141³ (a number of 33 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40389699149) by changing a digit.

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 39 ways as a sum of consecutive naturals, for example, 1175986 + ... + 1209843.

It is an arithmetic number, because the mean of its divisors is an integer number (1732112580).

Almost surely, 2^40389699141 is an apocalyptic number.

It is an amenable number.

40389699141 is a deficient number, since it is larger than the sum of its proper divisors (28894804059).

40389699141 is a wasteful number, since it uses less digits than its factorization.

40389699141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2385871 (or 2385862 counting only the distinct ones).

The product of its (nonzero) digits is 1679616, while the sum is 54.

The spelling of 40389699141 in words is "forty billion, three hundred eighty-nine million, six hundred ninety-nine thousand, one hundred forty-one".