15351241040040 has 64 divisors (see below), whose sum is σ = 46102873642560. Its totient is φ = 4089295342080.

The previous prime is 15351241040033. The next prime is 15351241040071. The reversal of 15351241040040 is 4004014215351.

15351241040040 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 68151706 + ... + 68376585.

It is an arithmetic number, because the mean of its divisors is an integer number (720357400665).

Almost surely, 2^{15351241040040} is an apocalyptic number.

15351241040040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

15351241040040 is an abundant number, since it is smaller than the sum of its proper divisors (30751632602520).

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

15351241040040 is a wasteful number, since it uses less digits than its factorization.

15351241040040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136529242 (or 136529238 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 30.

Adding to 15351241040040 its reverse (4004014215351), we get a palindrome (19355255255391).

The spelling of 15351241040040 in words is "fifteen trillion, three hundred fifty-one billion, two hundred forty-one million, forty thousand, forty".