2669445401 has 16 divisors (see below), whose sum is σ = 3152061696. Its totient is φ = 2212888896.

The previous prime is 2669445397. The next prime is 2669445403. The reversal of 2669445401 is 1045449662.

It is not a de Polignac number, because 2669445401 - 2² = 2669445397 is a prime.

It is a super-3 number, since 3×2669445401³ (a number of 29 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (2669445403) 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, 12395 + ... + 74111.

It is an arithmetic number, because the mean of its divisors is an integer number (197003856).

Almost surely, 2^2669445401 is an apocalyptic number.

It is an amenable number.

2669445401 is a deficient number, since it is larger than the sum of its proper divisors (482616295).

2669445401 is a wasteful number, since it uses less digits than its factorization.

2669445401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61928.

The product of its (nonzero) digits is 207360, while the sum is 41.

The square root of 2669445401 is about 51666.6759236551. The cubic root of 2669445401 is about 1387.2040481897.

The spelling of 2669445401 in words is "two billion, six hundred sixty-nine million, four hundred forty-five thousand, four hundred one".