40445215500 has 96 divisors (see below), whose sum is σ = 120282559488. Its totient is φ = 10555896000.

The previous prime is 40445215441. The next prime is 40445215537. The reversal of 40445215500 is 551254404.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 216346 + ... + 357345.

It is an arithmetic number, because the mean of its divisors is an integer number (1252943328).

Almost surely, 2^40445215500 is an apocalyptic number.

It is an amenable number.

40445215500 is an abundant number, since it is smaller than the sum of its proper divisors (79837343988).

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

40445215500 is a wasteful number, since it uses less digits than its factorization.

40445215500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 573760 (or 573748 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 30.

Adding to 40445215500 its reverse (551254404), we get a palindrome (40996469904).

The spelling of 40445215500 in words is "forty billion, four hundred forty-five million, two hundred fifteen thousand, five hundred".