15545340204 has 48 divisors (see below), whose sum is σ = 36540201600. Its totient is φ = 5143636096.

The previous prime is 15545340203. The next prime is 15545340221. The reversal of 15545340204 is 40204354551.

It is not an unprimeable number, because it can be changed into a prime (15545340203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1254712 + ... + 1267040.

It is an arithmetic number, because the mean of its divisors is an integer number (761254200).

Almost surely, 2^15545340204 is an apocalyptic number.

It is an amenable number.

15545340204 is an abundant number, since it is smaller than the sum of its proper divisors (20994861396).

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

15545340204 is a wasteful number, since it uses less digits than its factorization.

15545340204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13102 (or 13100 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 33.

Adding to 15545340204 its reverse (40204354551), we get a palindrome (55749694755).

The spelling of 15545340204 in words is "fifteen billion, five hundred forty-five million, three hundred forty thousand, two hundred four".