40120114540 has 48 divisors (see below), whose sum is σ = 94395649824. Its totient is φ = 14194828800.

The previous prime is 40120114537. The next prime is 40120114543. The reversal of 40120114540 is 4541102104.

It is an interprime number because it is at equal distance from previous prime (40120114537) and next prime (40120114543).

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (40120114543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2456241 + ... + 2472520.

It is an arithmetic number, because the mean of its divisors is an integer number (1966576038).

Almost surely, 2^40120114540 is an apocalyptic number.

It is an amenable number.

40120114540 is an abundant number, since it is smaller than the sum of its proper divisors (54275535284).

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

40120114540 is a wasteful number, since it uses less digits than its factorization.

40120114540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4928818 (or 4928816 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 22.

Adding to 40120114540 its reverse (4541102104), we get a palindrome (44661216644).

The spelling of 40120114540 in words is "forty billion, one hundred twenty million, one hundred fourteen thousand, five hundred forty".