40014123500 has 192 divisors, whose sum is σ = 103381125120. Its totient is φ = 13387334400.

The previous prime is 40014123451. The next prime is 40014123571. The reversal of 40014123500 is 532141004.

It is a super-2 number, since 2×40014123500² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2833457 + ... + 2847543.

It is an arithmetic number, because the mean of its divisors is an integer number (538443360).

Almost surely, 2^40014123500 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40014123500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (51690562560).

40014123500 is an abundant number, since it is smaller than the sum of its proper divisors (63367001620).

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

40014123500 is a wasteful number, since it uses less digits than its factorization.

40014123500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14161 (or 14149 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

Adding to 40014123500 its reverse (532141004), we get a palindrome (40546264504).

The spelling of 40014123500 in words is "forty billion, fourteen million, one hundred twenty-three thousand, five hundred".