15134205400 has 24 divisors (see below), whose sum is σ = 35187028020. Its totient is φ = 6053682080.

The previous prime is 15134205371. The next prime is 15134205407. The reversal of 15134205400 is 450243151.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15134205407) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 37835314 + ... + 37835713.

Almost surely, 2^15134205400 is an apocalyptic number.

15134205400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

15134205400 is an abundant number, since it is smaller than the sum of its proper divisors (20052822620).

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

15134205400 is a wasteful number, since it uses less digits than its factorization.

15134205400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75671043 (or 75671034 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

Adding to 15134205400 its reverse (450243151), we get a palindrome (15584448551).

The spelling of 15134205400 in words is "fifteen billion, one hundred thirty-four million, two hundred five thousand, four hundred".