40738067769 has 32 divisors (see below), whose sum is σ = 64174682880. Its totient is φ = 22502707200.

The previous prime is 40738067767. The next prime is 40738067771. The reversal of 40738067769 is 96776083704.

It is an interprime number because it is at equal distance from previous prime (40738067767) and next prime (40738067771).

It is not a de Polignac number, because 40738067769 - 2¹ = 40738067767 is a prime.

It is a super-2 number, since 2×40738067769² (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (40738067767) 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 31 ways as a sum of consecutive naturals, for example, 123192 + ... + 310889.

It is an arithmetic number, because the mean of its divisors is an integer number (2005458840).

Almost surely, 2^40738067769 is an apocalyptic number.

It is an amenable number.

40738067769 is a deficient number, since it is larger than the sum of its proper divisors (23436615111).

40738067769 is a wasteful number, since it uses less digits than its factorization.

40738067769 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 434241.

The product of its (nonzero) digits is 10668672, while the sum is 57.

The spelling of 40738067769 in words is "forty billion, seven hundred thirty-eight million, sixty-seven thousand, seven hundred sixty-nine".