1351672464 has 80 divisors (see below), whose sum is σ = 3835468800. Its totient is φ = 408279168.

The previous prime is 1351672451. The next prime is 1351672481. The reversal of 1351672464 is 4642761531.

It is a happy 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, 11244 + ... + 53195.

It is an arithmetic number, because the mean of its divisors is an integer number (47943360).

Almost surely, 2^1351672464 is an apocalyptic number.

It is an amenable number.

1351672464 is an abundant number, since it is smaller than the sum of its proper divisors (2483796336).

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

1351672464 is a wasteful number, since it uses less digits than its factorization.

1351672464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64492 (or 64486 counting only the distinct ones).

The product of its digits is 120960, while the sum is 39.

The square root of 1351672464 is about 36765.0984494806. The cubic root of 1351672464 is about 1105.6656619941.

The spelling of 1351672464 in words is "one billion, three hundred fifty-one million, six hundred seventy-two thousand, four hundred sixty-four".