40051153320 has 32 divisors (see below), whose sum is σ = 120153460320. Its totient is φ = 10680307520.

The previous prime is 40051153319. The next prime is 40051153343. The reversal of 40051153320 is 2335115004.

It is a Harshad number since it is a multiple of its sum of digits (24).

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, 166879686 + ... + 166879925.

It is an arithmetic number, because the mean of its divisors is an integer number (3754795635).

Almost surely, 2^40051153320 is an apocalyptic number.

40051153320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40051153320 is an abundant number, since it is smaller than the sum of its proper divisors (80102307000).

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

40051153320 is a wasteful number, since it uses less digits than its factorization.

40051153320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333759625 (or 333759621 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 24.

Adding to 40051153320 its reverse (2335115004), we get a palindrome (42386268324).

The spelling of 40051153320 in words is "forty billion, fifty-one million, one hundred fifty-three thousand, three hundred twenty".