40542403311 has 16 divisors (see below), whose sum is σ = 60074641920. Its totient is φ = 27022948920.

The previous prime is 40542403249. The next prime is 40542403313. The reversal of 40542403311 is 11330424504.

It is a happy number.

40542403311 is a `hidden beast` number, since 40 + 54 + 240 + 331 + 1 = 666.

It is not a de Polignac number, because 40542403311 - 2¹³ = 40542395119 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40542403313) 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, 5575 + ... + 284808.

It is an arithmetic number, because the mean of its divisors is an integer number (3754665120).

Almost surely, 2^40542403311 is an apocalyptic number.

40542403311 is a deficient number, since it is larger than the sum of its proper divisors (19532238609).

40542403311 is a wasteful number, since it uses less digits than its factorization.

40542403311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 295563 (or 295557 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

Adding to 40542403311 its reverse (11330424504), we get a palindrome (51872827815).

The spelling of 40542403311 in words is "forty billion, five hundred forty-two million, four hundred three thousand, three hundred eleven".