42155156546 has 8 divisors (see below), whose sum is σ = 63235873344. Its totient is φ = 21076532100.

The previous prime is 42155156507. The next prime is 42155156557. The reversal of 42155156546 is 64565155124.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×42155156546³ (a number of 33 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 42155156497 and 42155156506.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 471710 + ... + 553913.

It is an arithmetic number, because the mean of its divisors is an integer number (7904484168).

Almost surely, 2^42155156546 is an apocalyptic number.

42155156546 is a deficient number, since it is larger than the sum of its proper divisors (21080716798).

42155156546 is a wasteful number, since it uses less digits than its factorization.

42155156546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1046176.

The product of its digits is 720000, while the sum is 44.

The spelling of 42155156546 in words is "forty-two billion, one hundred fifty-five million, one hundred fifty-six thousand, five hundred forty-six".