13154354121432 has 32 divisors (see below), whose sum is σ = 33176910844080. Its totient is φ = 4345981301760.

The previous prime is 13154354121371. The next prime is 13154354121451. The reversal of 13154354121432 is 23412145345131.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2425210069 + ... + 2425215492.

Almost surely, 2^{13154354121432} is an apocalyptic number.

13154354121432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13154354121432 is an abundant number, since it is smaller than the sum of its proper divisors (20022556722648).

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

13154354121432 is a wasteful number, since it uses less digits than its factorization.

13154354121432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4850425683 (or 4850425679 counting only the distinct ones).

The product of its digits is 172800, while the sum is 39.

Adding to 13154354121432 its reverse (23412145345131), we get a palindrome (36566499466563).

The spelling of 13154354121432 in words is "thirteen trillion, one hundred fifty-four billion, three hundred fifty-four million, one hundred twenty-one thousand, four hundred thirty-two".