61100016 has 20 divisors (see below), whose sum is σ = 157841832. Its totient is φ = 20366656.

The previous prime is 61100003. The next prime is 61100027. The reversal of 61100016 is 61000116.

It is a junction number, because it is equal to n+sod(n) for n = 61099968 and 61100004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 636411 + ... + 636506.

Almost surely, 2^61100016 is an apocalyptic number.

It is an amenable number.

61100016 is an abundant number, since it is smaller than the sum of its proper divisors (96741816).

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

61100016 is a wasteful number, since it uses less digits than its factorization.

61100016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1272928 (or 1272922 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 15.

The square root of 61100016 is about 7816.6499218015. The cubic root of 61100016 is about 393.8647443868.

The spelling of 61100016 in words is "sixty-one million, one hundred thousand, sixteen".