1509440158040 has 16 divisors (see below), whose sum is σ = 3396240355680. Its totient is φ = 603776063200.

The previous prime is 1509440158019. The next prime is 1509440158049. The reversal of 1509440158040 is 408510449051.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1509440158049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18868001936 + ... + 18868002015.

It is an arithmetic number, because the mean of its divisors is an integer number (212265022230).

Almost surely, 2^{1509440158040} is an apocalyptic number.

1509440158040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1509440158040 is an abundant number, since it is smaller than the sum of its proper divisors (1886800197640).

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

1509440158040 is a wasteful number, since it uses less digits than its factorization.

1509440158040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37736003962 (or 37736003958 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 41.

The spelling of 1509440158040 in words is "one trillion, five hundred nine billion, four hundred forty million, one hundred fifty-eight thousand, forty".