64341453624 has 64 divisors (see below), whose sum is σ = 193508140800. Its totient is φ = 17415730944.

The previous prime is 64341453611. The next prime is 64341453677. The reversal of 64341453624 is 42635414346.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent 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, 10075357 + ... + 10081740.

It is an arithmetic number, because the mean of its divisors is an integer number (3023564700).

Almost surely, 2^64341453624 is an apocalyptic number.

It is an amenable number.

64341453624 is an abundant number, since it is smaller than the sum of its proper divisors (129166687176).

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

64341453624 is a wasteful number, since it uses less digits than its factorization.

64341453624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20157132 (or 20157128 counting only the distinct ones).

The product of its digits is 829440, while the sum is 42.

The spelling of 64341453624 in words is "sixty-four billion, three hundred forty-one million, four hundred fifty-three thousand, six hundred twenty-four".