60777816 has 48 divisors (see below), whose sum is σ = 167021400. Its totient is φ = 18416640.

The previous prime is 60777757. The next prime is 60777851. The reversal of 60777816 is 61877706.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7561 + ... + 13368.

Almost surely, 2^60777816 is an apocalyptic number.

60777816 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

It is an amenable number.

60777816 is an abundant number, since it is smaller than the sum of its proper divisors (106243584).

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

60777816 is a wasteful number, since it uses less digits than its factorization.

60777816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20960 (or 20945 counting only the distinct ones).

The product of its (nonzero) digits is 98784, while the sum is 42.

The square root of 60777816 is about 7796.0128270803. The cubic root of 60777816 is about 393.1711987768.

The spelling of 60777816 in words is "sixty million, seven hundred seventy-seven thousand, eight hundred sixteen".