40301120320 has 56 divisors (see below), whose sum is σ = 96085993248. Its totient is φ = 16100467200.

The previous prime is 40301120303. The next prime is 40301120389. The reversal of 40301120320 is 2302110304.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a junction number, because it is equal to n+sod(n) for n = 40301120294 and 40301120303.

It is a congruent number.

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, 181875 + ... + 337165.

It is an arithmetic number, because the mean of its divisors is an integer number (1715821308).

Almost surely, 2^40301120320 is an apocalyptic number.

40301120320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40301120320 is an abundant number, since it is smaller than the sum of its proper divisors (55784872928).

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

40301120320 is a wasteful number, since it uses less digits than its factorization.

40301120320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156119 (or 156109 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 40301120320 its reverse (2302110304), we get a palindrome (42603230624).

The spelling of 40301120320 in words is "forty billion, three hundred one million, one hundred twenty thousand, three hundred twenty".