3451466640 has 40 divisors (see below), whose sum is σ = 10699547328. Its totient is φ = 920391040.

The previous prime is 3451466621. The next prime is 3451466663. The reversal of 3451466640 is 466641543.

3451466640 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (40).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7190316 + ... + 7190795.

Almost surely, 2^3451466640 is an apocalyptic number.

3451466640 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3451466640 is an abundant number, since it is smaller than the sum of its proper divisors (7248080688).

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

3451466640 is a wasteful number, since it uses less digits than its factorization.

3451466640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14381127 (or 14381121 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 39.

The square root of 3451466640 is about 58749.1841645482. The cubic root of 3451466640 is about 1511.2438970363.

The spelling of 3451466640 in words is "three billion, four hundred fifty-one million, four hundred sixty-six thousand, six hundred forty".