40689223534 has 8 divisors (see below), whose sum is σ = 61130562768. Its totient is φ = 20312369280.

The previous prime is 40689223457. The next prime is 40689223537. The reversal of 40689223534 is 43532298604.

40689223534 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×40689223534² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40689223537) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16119667 + ... + 16122190.

It is an arithmetic number, because the mean of its divisors is an integer number (7641320346).

Almost surely, 2^40689223534 is an apocalyptic number.

40689223534 is a deficient number, since it is larger than the sum of its proper divisors (20441339234).

40689223534 is a wasteful number, since it uses less digits than its factorization.

40689223534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32242490.

The product of its (nonzero) digits is 1244160, while the sum is 46.

The spelling of 40689223534 in words is "forty billion, six hundred eighty-nine million, two hundred twenty-three thousand, five hundred thirty-four".