15252133405 has 16 divisors (see below), whose sum is σ = 19182489984. Its totient is φ = 11619762880.

The previous prime is 15252133399. The next prime is 15252133553. The reversal of 15252133405 is 50433125251.

It is not a de Polignac number, because 15252133405 - 2¹⁹ = 15251609117 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 266026 + ... + 318235.

It is an arithmetic number, because the mean of its divisors is an integer number (1198905624).

Almost surely, 2^15252133405 is an apocalyptic number.

It is an amenable number.

15252133405 is a deficient number, since it is larger than the sum of its proper divisors (3930356579).

15252133405 is a wasteful number, since it uses less digits than its factorization.

15252133405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 584516.

The product of its (nonzero) digits is 18000, while the sum is 31.

Adding to 15252133405 its reverse (50433125251), we get a palindrome (65685258656).

The spelling of 15252133405 in words is "fifteen billion, two hundred fifty-two million, one hundred thirty-three thousand, four hundred five".