6454970072 has 16 divisors (see below), whose sum is σ = 12198370560. Its totient is φ = 3202071264.

The previous prime is 6454970059. The next prime is 6454970089. The reversal of 6454970072 is 2700794546.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3175643 + ... + 3177674.

It is an arithmetic number, because the mean of its divisors is an integer number (762398160).

Almost surely, 2^6454970072 is an apocalyptic number.

It is an amenable number.

6454970072 is a deficient number, since it is larger than the sum of its proper divisors (5743400488).

6454970072 is a wasteful number, since it uses less digits than its factorization.

6454970072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6353450 (or 6353446 counting only the distinct ones).

The product of its (nonzero) digits is 423360, while the sum is 44.

The square root of 6454970072 is about 80342.8283793893. The cubic root of 6454970072 is about 1861.9359801516.

The spelling of 6454970072 in words is "six billion, four hundred fifty-four million, nine hundred seventy thousand, seventy-two".