64151448 has 32 divisors (see below), whose sum is σ = 168820800. Its totient is φ = 20258208.

The previous prime is 64151401. The next prime is 64151459. The reversal of 64151448 is 84415146.

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, 69886 + ... + 70797.

It is an arithmetic number, because the mean of its divisors is an integer number (5275650).

Almost surely, 2^64151448 is an apocalyptic number.

It is an amenable number.

64151448 is an abundant number, since it is smaller than the sum of its proper divisors (104669352).

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

64151448 is a wasteful number, since it uses less digits than its factorization.

64151448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140711 (or 140707 counting only the distinct ones).

The product of its digits is 15360, while the sum is 33.

The square root of 64151448 is about 8009.4599068851. The cubic root of 64151448 is about 400.3152681164.

The spelling of 64151448 in words is "sixty-four million, one hundred fifty-one thousand, four hundred forty-eight".