405355140112151 has 4 divisors (see below), whose sum is σ = 405536344915512. Its totient is φ = 405173935308792.

The previous prime is 405355140112129. The next prime is 405355140112291. The reversal of 405355140112151 is 151211041553504.

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 405355140112151 - 2¹⁰ = 405355140111127 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (405355140312151) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 90602398325 + ... + 90602402798.

It is an arithmetic number, because the mean of its divisors is an integer number (101384086228878).

Almost surely, 2^{405355140112151} is an apocalyptic number.

405355140112151 is a deficient number, since it is larger than the sum of its proper divisors (181204803361).

405355140112151 is a wasteful number, since it uses less digits than its factorization.

405355140112151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181204803360.

The product of its (nonzero) digits is 60000, while the sum is 38.

Adding to 405355140112151 its reverse (151211041553504), we get a palindrome (556566181665655).

The spelling of 405355140112151 in words is "four hundred five trillion, three hundred fifty-five billion, one hundred forty million, one hundred twelve thousand, one hundred fifty-one".