2029477158 has 48 divisors (see below), whose sum is σ = 4522115520. Its totient is φ = 657324288.

The previous prime is 2029477157. The next prime is 2029477169. The reversal of 2029477158 is 8517749202.

It is a happy number.

2029477158 is a `hidden beast` number, since 2 + 0 + 29 + 477 + 158 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2029477157) 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, 649123 + ... + 652241.

It is an arithmetic number, because the mean of its divisors is an integer number (94210740).

Almost surely, 2^2029477158 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2029477158, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2261057760).

2029477158 is an abundant number, since it is smaller than the sum of its proper divisors (2492638362).

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

2029477158 is a wasteful number, since it uses less digits than its factorization.

2029477158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4141 (or 4138 counting only the distinct ones).

The product of its (nonzero) digits is 282240, while the sum is 45.

The square root of 2029477158 is about 45049.7187338611. The cubic root of 2029477158 is about 1266.0807020873.

The spelling of 2029477158 in words is "two billion, twenty-nine million, four hundred seventy-seven thousand, one hundred fifty-eight".