42323855154 has 48 divisors (see below), whose sum is σ = 99243168768. Its totient is φ = 11997302688.

The previous prime is 42323855153. The next prime is 42323855159. The reversal of 42323855154 is 45155832324.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (42323855153) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 529429 + ... + 604104.

It is an arithmetic number, because the mean of its divisors is an integer number (2067566016).

Almost surely, 2^42323855154 is an apocalyptic number.

42323855154 is an abundant number, since it is smaller than the sum of its proper divisors (56919313614).

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

42323855154 is a wasteful number, since it uses less digits than its factorization.

42323855154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1133679 (or 1133672 counting only the distinct ones).

The product of its digits is 576000, while the sum is 42.

The spelling of 42323855154 in words is "forty-two billion, three hundred twenty-three million, eight hundred fifty-five thousand, one hundred fifty-four".