42145045332355 has 32 divisors (see below), whose sum is σ = 58539247603200. Its totient is φ = 28530305540352.

The previous prime is 42145045332349. The next prime is 42145045332367. The reversal of 42145045332355 is 55323354054124.

It is not a de Polignac number, because 42145045332355 - 2¹³ = 42145045324163 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8517825 + ... + 12523714.

It is an arithmetic number, because the mean of its divisors is an integer number (1829351487600).

Almost surely, 2^{42145045332355} is an apocalyptic number.

42145045332355 is a deficient number, since it is larger than the sum of its proper divisors (16394202270845).

42145045332355 is a wasteful number, since it uses less digits than its factorization.

42145045332355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21042283.

The product of its (nonzero) digits is 4320000, while the sum is 46.

Adding to 42145045332355 its reverse (55323354054124), we get a palindrome (97468399386479).

The spelling of 42145045332355 in words is "forty-two trillion, one hundred forty-five billion, forty-five million, three hundred thirty-two thousand, three hundred fifty-five".