1500441002040 has 64 divisors (see below), whose sum is σ = 4517573369760. Its totient is φ = 398673123840.

The previous prime is 1500441002023. The next prime is 1500441002063. The reversal of 1500441002040 is 402001440051.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1500441001998 and 1500441002016.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22536571 + ... + 22603050.

Almost surely, 2^{1500441002040} is an apocalyptic number.

1500441002040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1500441002040 is an abundant number, since it is smaller than the sum of its proper divisors (3017132367720).

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

1500441002040 is a wasteful number, since it uses less digits than its factorization.

1500441002040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45139912 (or 45139908 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 21.

Adding to 1500441002040 its reverse (402001440051), we get a palindrome (1902442442091).

The spelling of 1500441002040 in words is "one trillion, five hundred billion, four hundred forty-one million, two thousand, forty".