64480240662 has 32 divisors (see below), whose sum is σ = 131860884480. Its totient is φ = 21015296640.

The previous prime is 64480240631. The next prime is 64480240673. The reversal of 64480240662 is 26604208446.

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, 611539 + ... + 709182.

It is an arithmetic number, because the mean of its divisors is an integer number (4120652640).

Almost surely, 2^64480240662 is an apocalyptic number.

64480240662 is an abundant number, since it is smaller than the sum of its proper divisors (67380643818).

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

64480240662 is a wasteful number, since it uses less digits than its factorization.

64480240662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1320908.

The product of its (nonzero) digits is 442368, while the sum is 42.

The spelling of 64480240662 in words is "sixty-four billion, four hundred eighty million, two hundred forty thousand, six hundred sixty-two".