155340332152435 has 4 divisors (see below), whose sum is σ = 186408398582928. Its totient is φ = 124272265721944.

The previous prime is 155340332152373. The next prime is 155340332152469. The reversal of 155340332152435 is 534251233043551.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 155340332152435 - 2⁷ = 155340332152307 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15534033215239 + ... + 15534033215248.

It is an arithmetic number, because the mean of its divisors is an integer number (46602099645732).

Almost surely, 2^{155340332152435} is an apocalyptic number.

155340332152435 is a deficient number, since it is larger than the sum of its proper divisors (31068066430493).

155340332152435 is an equidigital number, since it uses as much as digits as its factorization.

155340332152435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31068066430492.

The product of its (nonzero) digits is 3240000, while the sum is 46.

Adding to 155340332152435 its reverse (534251233043551), we get a palindrome (689591565195986).

The spelling of 155340332152435 in words is "one hundred fifty-five trillion, three hundred forty billion, three hundred thirty-two million, one hundred fifty-two thousand, four hundred thirty-five".