61466642731522 has 16 divisors (see below), whose sum is σ = 105416283798720. Its totient is φ = 26331622820208.

The previous prime is 61466642731519. The next prime is 61466642731553. The reversal of 61466642731522 is 22513724666416.

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, 935304697 + ... + 935370412.

It is an arithmetic number, because the mean of its divisors is an integer number (6588517737420).

Almost surely, 2^{61466642731522} is an apocalyptic number.

61466642731522 is a deficient number, since it is larger than the sum of its proper divisors (43949641067198).

61466642731522 is a wasteful number, since it uses less digits than its factorization.

61466642731522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1870677465.

The product of its digits is 17418240, while the sum is 55.

The spelling of 61466642731522 in words is "sixty-one trillion, four hundred sixty-six billion, six hundred forty-two million, seven hundred thirty-one thousand, five hundred twenty-two".