60667299648 has 140 divisors (see below), whose sum is σ = 180114455620. Its totient is φ = 20191223808.

The previous prime is 60667299629. The next prime is 60667299653. The reversal of 60667299648 is 84699276606.

It can be written as a sum of positive squares in 2 ways, for example, as 29142586944 + 31524712704 = 170712^2 + 177552^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 3480138 + ... + 3497526.

Almost surely, 2^60667299648 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 60667299648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (90057227810).

60667299648 is an abundant number, since it is smaller than the sum of its proper divisors (119447155972).

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

60667299648 is a wasteful number, since it uses less digits than its factorization.

60667299648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18086 (or 18067 counting only the distinct ones).

The product of its (nonzero) digits is 47029248, while the sum is 63.

The spelling of 60667299648 in words is "sixty billion, six hundred sixty-seven million, two hundred ninety-nine thousand, six hundred forty-eight".