15043350040 has 32 divisors (see below), whose sum is σ = 33893406000. Its totient is φ = 6009185664.

The previous prime is 15043350037. The next prime is 15043350041. The reversal of 15043350040 is 4005334051.

It is a junction number, because it is equal to n+sod(n) for n = 15043349987 and 15043350014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15043350041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 224895 + ... + 284014.

Almost surely, 2^15043350040 is an apocalyptic number.

15043350040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

15043350040 is an abundant number, since it is smaller than the sum of its proper divisors (18850055960).

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

15043350040 is a wasteful number, since it uses less digits than its factorization.

15043350040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 509659 (or 509655 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 25.

Adding to 15043350040 its reverse (4005334051), we get a palindrome (19048684091).

The spelling of 15043350040 in words is "fifteen billion, forty-three million, three hundred fifty thousand, forty".