40620504044 has 24 divisors (see below), whose sum is σ = 73910445840. Its totient is φ = 19510344896.

The previous prime is 40620503981. The next prime is 40620504091. The reversal of 40620504044 is 44040502604.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a junction number, because it is equal to n+sod(n) for n = 40620503998 and 40620504016.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 865922 + ... + 911625.

It is an arithmetic number, because the mean of its divisors is an integer number (3079601910).

Almost surely, 2^40620504044 is an apocalyptic number.

It is an amenable number.

40620504044 is a deficient number, since it is larger than the sum of its proper divisors (33289941796).

40620504044 is a wasteful number, since it uses less digits than its factorization.

40620504044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1777777 (or 1777775 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 29.

The spelling of 40620504044 in words is "forty billion, six hundred twenty million, five hundred four thousand, forty-four".