1432543240155 has 32 divisors (see below), whose sum is σ = 2305752514560. Its totient is φ = 759468165120.

The previous prime is 1432543240147. The next prime is 1432543240181. The reversal of 1432543240155 is 5510423452341.

It is not a de Polignac number, because 1432543240155 - 2³ = 1432543240147 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3509260 + ... + 3896150.

It is an arithmetic number, because the mean of its divisors is an integer number (72054766080).

Almost surely, 2^{1432543240155} is an apocalyptic number.

1432543240155 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1432543240155 is a deficient number, since it is larger than the sum of its proper divisors (873209274405).

1432543240155 is a wasteful number, since it uses less digits than its factorization.

1432543240155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 388371.

The product of its (nonzero) digits is 288000, while the sum is 39.

Adding to 1432543240155 its reverse (5510423452341), we get a palindrome (6942966692496).

The spelling of 1432543240155 in words is "one trillion, four hundred thirty-two billion, five hundred forty-three million, two hundred forty thousand, one hundred fifty-five".