15400102340000 has 120 divisors (see below), whose sum is σ = 43298928132768. Its totient is φ = 5280035040000.

The previous prime is 15400102339991. The next prime is 15400102340003. The reversal of 15400102340000 is 4320100451.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (15400102340003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 54860366 + ... + 55140365.

Almost surely, 2^{15400102340000} is an apocalyptic number.

15400102340000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

15400102340000 is an abundant number, since it is smaller than the sum of its proper divisors (27898825792768).

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

15400102340000 is an equidigital number, since it uses as much as digits as its factorization.

15400102340000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110000768 (or 110000745 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

Adding to 15400102340000 its reverse (4320100451), we get a palindrome (15404422440451).

The spelling of 15400102340000 in words is "fifteen trillion, four hundred billion, one hundred two million, three hundred forty thousand".