40504501738 has 4 divisors (see below), whose sum is σ = 60756752610. Its totient is φ = 20252250868.

The previous prime is 40504501711. The next prime is 40504501747. The reversal of 40504501738 is 83710540504.

40504501738 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 35097399649 + 5407102089 = 187343^2 + 73533^2 .

It is a super-2 number, since 2×40504501738² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40504501697 and 40504501706.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10126125433 + ... + 10126125436.

Almost surely, 2^40504501738 is an apocalyptic number.

40504501738 is a deficient number, since it is larger than the sum of its proper divisors (20252250872).

40504501738 is a wasteful number, since it uses less digits than its factorization.

40504501738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20252250871.

The product of its (nonzero) digits is 67200, while the sum is 37.

The spelling of 40504501738 in words is "forty billion, five hundred four million, five hundred one thousand, seven hundred thirty-eight".