42154410546 has 12 divisors (see below), whose sum is σ = 91334556222. Its totient is φ = 14051470176.

The previous prime is 42154410539. The next prime is 42154410581. The reversal of 42154410546 is 64501445124.

42154410546 is a `hidden beast` number, since 4 + 2 + 1 + 544 + 105 + 4 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 28186716321 + 13967694225 = 167889^2 + 118185^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 42154410546.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1170955831 + ... + 1170955866.

Almost surely, 2^42154410546 is an apocalyptic number.

42154410546 is an abundant number, since it is smaller than the sum of its proper divisors (49180145676).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42154410546 is a wasteful number, since it uses less digits than its factorization.

42154410546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2341911705 (or 2341911702 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 36.

The spelling of 42154410546 in words is "forty-two billion, one hundred fifty-four million, four hundred ten thousand, five hundred forty-six".