4006551045 has 16 divisors (see below), whose sum is σ = 7326264960. Its totient is φ = 1831566144.

The previous prime is 4006551019. The next prime is 4006551077. The reversal of 4006551045 is 5401556004.

It is not a de Polignac number, because 4006551045 - 2⁷ = 4006550917 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19078710 + ... + 19078919.

It is an arithmetic number, because the mean of its divisors is an integer number (457891560).

Almost surely, 2^4006551045 is an apocalyptic number.

It is an amenable number.

4006551045 is a deficient number, since it is larger than the sum of its proper divisors (3319713915).

4006551045 is a wasteful number, since it uses less digits than its factorization.

4006551045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38157644.

The product of its (nonzero) digits is 12000, while the sum is 30.

The square root of 4006551045 is about 63297.3225737076. The cubic root of 4006551045 is about 1588.2671739502.

The spelling of 4006551045 in words is "four billion, six million, five hundred fifty-one thousand, forty-five".