40523451024 has 80 divisors (see below), whose sum is σ = 119719734272. Its totient is φ = 11570477184.

The previous prime is 40523451013. The next prime is 40523451037. The reversal of 40523451024 is 42015432504.

It is a junction number, because it is equal to n+sod(n) for n = 40523450982 and 40523451000.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 479367 + ... + 557529.

Almost surely, 2^40523451024 is an apocalyptic number.

It is an amenable number.

40523451024 is an abundant number, since it is smaller than the sum of its proper divisors (79196283248).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40523451024 is a wasteful number, since it uses less digits than its factorization.

40523451024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79724 (or 79718 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 30.

Adding to 40523451024 its reverse (42015432504), we get a palindrome (82538883528).

The spelling of 40523451024 in words is "forty billion, five hundred twenty-three million, four hundred fifty-one thousand, twenty-four".