1601031745746 has 48 divisors (see below), whose sum is σ = 3623663571840. Its totient is φ = 509918302080.

The previous prime is 1601031745727. The next prime is 1601031745799. The reversal of 1601031745746 is 6475471301061.

It is a happy number.

1601031745746 is a `hidden beast` number, since 1 + 6 + 0 + 1 + 0 + 3 + 1 + 74 + 574 + 6 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1723575 + ... + 2484506.

It is an arithmetic number, because the mean of its divisors is an integer number (75492991080).

Almost surely, 2^{1601031745746} is an apocalyptic number.

1601031745746 is an abundant number, since it is smaller than the sum of its proper divisors (2022631826094).

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

1601031745746 is a wasteful number, since it uses less digits than its factorization.

1601031745746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4209031 (or 4209028 counting only the distinct ones).

The product of its (nonzero) digits is 423360, while the sum is 45.

The spelling of 1601031745746 in words is "one trillion, six hundred one billion, thirty-one million, seven hundred forty-five thousand, seven hundred forty-six".