61101111004 has 6 divisors (see below), whose sum is σ = 106926944264. Its totient is φ = 30550555500.

The previous prime is 61101110999. The next prime is 61101111013. The reversal of 61101111004 is 40011110116.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7637638872 + ... + 7637638879.

Almost surely, 2^61101111004 is an apocalyptic number.

It is an amenable number.

61101111004 is a deficient number, since it is larger than the sum of its proper divisors (45825833260).

61101111004 is a wasteful number, since it uses less digits than its factorization.

61101111004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15275277755 (or 15275277753 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 16.

The spelling of 61101111004 in words is "sixty-one billion, one hundred one million, one hundred eleven thousand, four".