661114023466074 has 16 divisors (see below), whose sum is σ = 1324543682748000. Its totient is φ = 219985401852720.

The previous prime is 661114023466063. The next prime is 661114023466103. The reversal of 661114023466074 is 470664320411166.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96484821949 + ... + 96484828800.

It is an arithmetic number, because the mean of its divisors is an integer number (82783980171750).

Almost surely, 2^{661114023466074} is an apocalyptic number.

661114023466074 is an abundant number, since it is smaller than the sum of its proper divisors (663429659281926).

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

661114023466074 is a wasteful number, since it uses less digits than its factorization.

661114023466074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192969651325.

The product of its (nonzero) digits is 3483648, while the sum is 51.

The spelling of 661114023466074 in words is "six hundred sixty-one trillion, one hundred fourteen billion, twenty-three million, four hundred sixty-six thousand, seventy-four".