61077651104 has 48 divisors (see below), whose sum is σ = 132078703680. Its totient is φ = 27673620480.

The previous prime is 61077651101. The next prime is 61077651121. The reversal of 61077651104 is 40115677016.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is not an unprimeable number, because it can be changed into a prime (61077651101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2169857 + ... + 2197824.

It is an arithmetic number, because the mean of its divisors is an integer number (2751639660).

Almost surely, 2^61077651104 is an apocalyptic number.

It is an amenable number.

61077651104 is an abundant number, since it is smaller than the sum of its proper divisors (71001052576).

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

61077651104 is a wasteful number, since it uses less digits than its factorization.

61077651104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4367733 (or 4367725 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 38.

The spelling of 61077651104 in words is "sixty-one billion, seventy-seven million, six hundred fifty-one thousand, one hundred four".