162429949278 has 12 divisors (see below), whose sum is σ = 351931556808. Its totient is φ = 54143316420.

The previous prime is 162429949277. The next prime is 162429949301. The reversal of 162429949278 is 872949924261.

162429949278 is a `hidden beast` number, since 16 + 2 + 42 + 99 + 492 + 7 + 8 = 666.

162429949278 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (162429949271) 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 5 ways as a sum of consecutive naturals, for example, 4511943018 + ... + 4511943053.

It is an arithmetic number, because the mean of its divisors is an integer number (29327629734).

Almost surely, 2^162429949278 is an apocalyptic number.

162429949278 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

162429949278 is an abundant number, since it is smaller than the sum of its proper divisors (189501607530).

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

162429949278 is a wasteful number, since it uses less digits than its factorization.

162429949278 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9023886079 (or 9023886076 counting only the distinct ones).

The product of its digits is 31352832, while the sum is 63.

The spelling of 162429949278 in words is "one hundred sixty-two billion, four hundred twenty-nine million, nine hundred forty-nine thousand, two hundred seventy-eight".