40407905534 has 16 divisors (see below), whose sum is σ = 63393255072. Its totient is φ = 19280878848.

The previous prime is 40407905533. The next prime is 40407905561. The reversal of 40407905534 is 43550970404.

It is a junction number, because it is equal to n+sod(n) for n = 40407905491 and 40407905500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40407905533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 994439 + ... + 1034274.

It is an arithmetic number, because the mean of its divisors is an integer number (3962078442).

Almost surely, 2^40407905534 is an apocalyptic number.

40407905534 is a deficient number, since it is larger than the sum of its proper divisors (22985349538).

40407905534 is a wasteful number, since it uses less digits than its factorization.

40407905534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2029171.

The product of its (nonzero) digits is 302400, while the sum is 41.

The spelling of 40407905534 in words is "forty billion, four hundred seven million, nine hundred five thousand, five hundred thirty-four".