60645536540 has 24 divisors (see below), whose sum is σ = 127631905632. Its totient is φ = 24205590080.

The previous prime is 60645536533. The next prime is 60645536587. The reversal of 60645536540 is 4563554606.

60645536540 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×60645536540² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 60645536491 and 60645536500.

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, 3279584 + ... + 3298023.

It is an arithmetic number, because the mean of its divisors is an integer number (5317996068).

Almost surely, 2^60645536540 is an apocalyptic number.

It is an amenable number.

60645536540 is an abundant number, since it is smaller than the sum of its proper divisors (66986369092).

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

60645536540 is a wasteful number, since it uses less digits than its factorization.

60645536540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6578077 (or 6578075 counting only the distinct ones).

The product of its (nonzero) digits is 1296000, while the sum is 44.

The spelling of 60645536540 in words is "sixty billion, six hundred forty-five million, five hundred thirty-six thousand, five hundred forty".