64060214320 has 20 divisors (see below), whose sum is σ = 148939998480. Its totient is φ = 25624085696.

The previous prime is 64060214287. The next prime is 64060214429. The reversal of 64060214320 is 2341206046.

It is a tau number, because it is divible by the number of its divisors (20).

It is a super-2 number, since 2×64060214320² (a number of 22 digits) contains 22 as substring.

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, 400376260 + ... + 400376419.

It is an arithmetic number, because the mean of its divisors is an integer number (7446999924).

Almost surely, 2^64060214320 is an apocalyptic number.

It is an amenable number.

64060214320 is an abundant number, since it is smaller than the sum of its proper divisors (84879784160).

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

64060214320 is a wasteful number, since it uses less digits than its factorization.

64060214320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 800752692 (or 800752686 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

The spelling of 64060214320 in words is "sixty-four billion, sixty million, two hundred fourteen thousand, three hundred twenty".