3540354643 has 16 divisors (see below), whose sum is σ = 4068887040. Its totient is φ = 3017558016.

The previous prime is 3540354641. The next prime is 3540354667. The reversal of 3540354643 is 3464530453.

It is a cyclic number.

It is not a de Polignac number, because 3540354643 - 2¹ = 3540354641 is a prime.

It is a super-2 number, since 2×3540354643² = 25068221996423314898, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3540354641) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1328130 + ... + 1330792.

It is an arithmetic number, because the mean of its divisors is an integer number (254305440).

Almost surely, 2^3540354643 is an apocalyptic number.

3540354643 is a deficient number, since it is larger than the sum of its proper divisors (528532397).

3540354643 is a wasteful number, since it uses less digits than its factorization.

3540354643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3666.

The product of its (nonzero) digits is 259200, while the sum is 37.

The square root of 3540354643 is about 59500.8793464433. The cubic root of 3540354643 is about 1524.1074620308.

The spelling of 3540354643 in words is "three billion, five hundred forty million, three hundred fifty-four thousand, six hundred forty-three".