6442953470 has 16 divisors (see below), whose sum is σ = 11603986128. Its totient is φ = 2575699200.

The previous prime is 6442953401. The next prime is 6442953493. The reversal of 6442953470 is 743592446.

It is a congruent number.

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, 166931 + ... + 201870.

It is an arithmetic number, because the mean of its divisors is an integer number (725249133).

Almost surely, 2^6442953470 is an apocalyptic number.

6442953470 is a deficient number, since it is larger than the sum of its proper divisors (5161032658).

6442953470 is a wasteful number, since it uses less digits than its factorization.

6442953470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370555.

The product of its (nonzero) digits is 725760, while the sum is 44.

The square root of 6442953470 is about 80268.0102531513. The cubic root of 6442953470 is about 1860.7798662483.

The spelling of 6442953470 in words is "six billion, four hundred forty-two million, nine hundred fifty-three thousand, four hundred seventy".