42154234433355 has 192 divisors, whose sum is σ = 80016259276800. Its totient is φ = 18875054880000.

The previous prime is 42154234433249. The next prime is 42154234433387. The reversal of 42154234433355 is 55333443245124.

It is not a de Polignac number, because 42154234433355 - 2¹² = 42154234429259 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 406767736 + ... + 406871354.

It is an arithmetic number, because the mean of its divisors is an integer number (416751350400).

Almost surely, 2^{42154234433355} is an apocalyptic number.

42154234433355 is a deficient number, since it is larger than the sum of its proper divisors (37862024843445).

42154234433355 is a wasteful number, since it uses less digits than its factorization.

42154234433355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103966 (or 103955 counting only the distinct ones).

The product of its digits is 10368000, while the sum is 48.

Adding to 42154234433355 its reverse (55333443245124), we get a palindrome (97487677678479).

The spelling of 42154234433355 in words is "forty-two trillion, one hundred fifty-four billion, two hundred thirty-four million, four hundred thirty-three thousand, three hundred fifty-five".