4057969545 has 96 divisors (see below), whose sum is σ = 8240544000. Its totient is φ = 1846526976.

The previous prime is 4057969541. The next prime is 4057969607. The reversal of 4057969545 is 5459697504.

4057969545 is a `hidden beast` number, since 4 + 0 + 5 + 7 + 96 + 9 + 545 = 666.

It is not a de Polignac number, because 4057969545 - 2² = 4057969541 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4057969491 and 4057969500.

It is not an unprimeable number, because it can be changed into a prime (4057969541) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 4367641 + ... + 4368569.

It is an arithmetic number, because the mean of its divisors is an integer number (85839000).

Almost surely, 2^4057969545 is an apocalyptic number.

4057969545 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4057969545 is an abundant number, since it is smaller than the sum of its proper divisors (4182574455).

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

4057969545 is a wasteful number, since it uses less digits than its factorization.

4057969545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1244 (or 1227 counting only the distinct ones).

The product of its (nonzero) digits is 6804000, while the sum is 54.

The square root of 4057969545 is about 63702.1941929789. The cubic root of 4057969545 is about 1595.0327125820.

The spelling of 4057969545 in words is "four billion, fifty-seven million, nine hundred sixty-nine thousand, five hundred forty-five".