61536016 has 40 divisors (see below), whose sum is σ = 122179680. Its totient is φ = 30015744.

The previous prime is 61535987. The next prime is 61536037. The reversal of 61536016 is 61063516.

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, 146655 + ... + 147073.

It is an arithmetic number, because the mean of its divisors is an integer number (3054492).

Almost surely, 2^61536016 is an apocalyptic number.

It is an amenable number.

61536016 is a deficient number, since it is larger than the sum of its proper divisors (60643664).

61536016 is a wasteful number, since it uses less digits than its factorization.

61536016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 631 (or 625 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 61536016 is about 7844.4895308745. The cubic root of 61536016 is about 394.7993768354.

The spelling of 61536016 in words is "sixty-one million, five hundred thirty-six thousand, sixteen".