61701516 has 18 divisors (see below), whose sum is σ = 155967812. Its totient is φ = 20567160.

The previous prime is 61701499. The next prime is 61701539. The reversal of 61701516 is 61510716.

It is a tau number, because it is divible by the number of its divisors (18).

It is a self number, because there is not a number n which added to its sum of digits gives 61701516.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 856930 + ... + 857001.

Almost surely, 2^61701516 is an apocalyptic number.

It is an amenable number.

61701516 is an abundant number, since it is smaller than the sum of its proper divisors (94266296).

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

61701516 is a wasteful number, since it uses less digits than its factorization.

61701516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1713941 (or 1713936 counting only the distinct ones).

The product of its (nonzero) digits is 1260, while the sum is 27.

The square root of 61701516 is about 7855.0312539162. The cubic root of 61701516 is about 395.1529952646.

The spelling of 61701516 in words is "sixty-one million, seven hundred one thousand, five hundred sixteen".