60505780 has 24 divisors (see below), whose sum is σ = 127556352. Its totient is φ = 24108192.

The previous prime is 60505777. The next prime is 60505799. The reversal of 60505780 is 8750506.

60505780 is digitally balanced in base 9, because in such base it contains all the possibile digits an equal number of times.

60505780 is strictly pandigital in base 9.

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, 492 + ... + 11011.

It is an arithmetic number, because the mean of its divisors is an integer number (5314848).

Almost surely, 2^60505780 is an apocalyptic number.

It is an amenable number.

60505780 is an abundant number, since it is smaller than the sum of its proper divisors (67050572).

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

60505780 is a wasteful number, since it uses less digits than its factorization.

60505780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11775 (or 11773 counting only the distinct ones).

The product of its (nonzero) digits is 8400, while the sum is 31.

The square root of 60505780 is about 7778.5461366505. The cubic root of 60505780 is about 392.5837218460.

The spelling of 60505780 in words is "sixty million, five hundred five thousand, seven hundred eighty".