4057148493 has 20 divisors (see below), whose sum is σ = 6087883648. Its totient is φ = 2692624680.

The previous prime is 4057148479. The next prime is 4057148509. The reversal of 4057148493 is 3948417504.

It is not a de Polignac number, because 4057148493 - 2⁵ = 4057148461 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4057148443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 94243 + ... + 130368.

Almost surely, 2^4057148493 is an apocalyptic number.

It is an amenable number.

4057148493 is a deficient number, since it is larger than the sum of its proper divisors (2030735155).

4057148493 is a wasteful number, since it uses less digits than its factorization.

4057148493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224846 (or 224837 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 45.

The square root of 4057148493 is about 63695.7494107731. The cubic root of 4057148493 is about 1594.9251306071.

The spelling of 4057148493 in words is "four billion, fifty-seven million, one hundred forty-eight thousand, four hundred ninety-three".