60776538 has 16 divisors (see below), whose sum is σ = 121640736. Its totient is φ = 20244240.

The previous prime is 60776537. The next prime is 60776539. The reversal of 60776538 is 83567706.

It is an interprime number because it is at equal distance from previous prime (60776537) and next prime (60776539).

It is a self number, because there is not a number n which added to its sum of digits gives 60776538.

It is not an unprimeable number, because it can be changed into a prime (60776537) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8445 + ... + 13887.

It is an arithmetic number, because the mean of its divisors is an integer number (7602546).

Almost surely, 2^60776538 is an apocalyptic number.

60776538 is an abundant number, since it is smaller than the sum of its proper divisors (60864198).

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

60776538 is a wasteful number, since it uses less digits than its factorization.

60776538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7309.

The product of its (nonzero) digits is 211680, while the sum is 42.

The square root of 60776538 is about 7795.9308616739. The cubic root of 60776538 is about 393.1684429670.

The spelling of 60776538 in words is "sixty million, seven hundred seventy-six thousand, five hundred thirty-eight".