15432012435135 has 16 divisors (see below), whose sum is σ = 24691272592896. Its totient is φ = 8230389066528.

The previous prime is 15432012435113. The next prime is 15432012435139. The reversal of 15432012435135 is 53153421023451.

It is not a de Polignac number, because 15432012435135 - 2¹¹ = 15432012433087 is a prime.

It is a super-2 number, since 2×15432012435135² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 15432012435093 and 15432012435102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15432012435139) 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, 9407542 + ... + 10925468.

It is an arithmetic number, because the mean of its divisors is an integer number (1543204537056).

Almost surely, 2^{15432012435135} is an apocalyptic number.

15432012435135 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

15432012435135 is a deficient number, since it is larger than the sum of its proper divisors (9259260157761).

15432012435135 is a wasteful number, since it uses less digits than its factorization.

15432012435135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2195702.

The product of its (nonzero) digits is 216000, while the sum is 39.

Adding to 15432012435135 its reverse (53153421023451), we get a palindrome (68585433458586).

The spelling of 15432012435135 in words is "fifteen trillion, four hundred thirty-two billion, twelve million, four hundred thirty-five thousand, one hundred thirty-five".