4054149078 has 32 divisors (see below), whose sum is σ = 9268750080. Its totient is φ = 1158062880.

The previous prime is 4054149067. The next prime is 4054149109. The reversal of 4054149078 is 8709414504.

It is a super-2 number, since 2×4054149078² = 32872249493296500168, which contains 22 as substring.

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

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 243133 + ... + 259271.

It is an arithmetic number, because the mean of its divisors is an integer number (289648440).

Almost surely, 2^4054149078 is an apocalyptic number.

4054149078 is an abundant number, since it is smaller than the sum of its proper divisors (5214601002).

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

4054149078 is a wasteful number, since it uses less digits than its factorization.

4054149078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22132.

The product of its (nonzero) digits is 161280, while the sum is 42.

The square root of 4054149078 is about 63672.2001975745. The cubic root of 4054149078 is about 1594.5319955651.

The spelling of 4054149078 in words is "four billion, fifty-four million, one hundred forty-nine thousand, seventy-eight".