1040040403140 has 24 divisors (see below), whose sum is σ = 2912113128960. Its totient is φ = 277344107488.

The previous prime is 1040040403123. The next prime is 1040040403177. The reversal of 1040040403140 is 413040400401.

It is a super-2 number, since 2×1040040403140² (a number of 25 digits) contains 22 as substring.

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, 8667003300 + ... + 8667003419.

It is an arithmetic number, because the mean of its divisors is an integer number (121338047040).

Almost surely, 2^{1040040403140} is an apocalyptic number.

1040040403140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1040040403140 is an abundant number, since it is smaller than the sum of its proper divisors (1872072725820).

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

1040040403140 is a wasteful number, since it uses less digits than its factorization.

1040040403140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17334006731 (or 17334006729 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 1040040403140 its reverse (413040400401), we get a palindrome (1453080803541).

The spelling of 1040040403140 in words is "one trillion, forty billion, forty million, four hundred three thousand, one hundred forty".