61501056330412 has 12 divisors (see below), whose sum is σ = 107682584919336. Its totient is φ = 30734603496320.

The previous prime is 61501056330407. The next prime is 61501056330431. The reversal of 61501056330412 is 21403365010516.

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, 3981158533 + ... + 3981173980.

It is an arithmetic number, because the mean of its divisors is an integer number (8973548743278).

Almost surely, 2^{61501056330412} is an apocalyptic number.

It is an amenable number.

61501056330412 is a deficient number, since it is larger than the sum of its proper divisors (46181528588924).

61501056330412 is a wasteful number, since it uses less digits than its factorization.

61501056330412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7962334448 (or 7962334446 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 37.

The spelling of 61501056330412 in words is "sixty-one trillion, five hundred one billion, fifty-six million, three hundred thirty thousand, four hundred twelve".