46081581986401 has 32 divisors (see below), whose sum is σ = 52018426994688. Its totient is φ = 40503339740160.

The previous prime is 46081581986393. The next prime is 46081581986411. The reversal of 46081581986401 is 10468918518064.

It is a cyclic number.

It is not a de Polignac number, because 46081581986401 - 2³ = 46081581986393 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 46081581986401.

It is not an unprimeable number, because it can be changed into a prime (46081581986411) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 193503535 + ... + 193741531.

It is an arithmetic number, because the mean of its divisors is an integer number (1625575843584).

Almost surely, 2^{46081581986401} is an apocalyptic number.

It is an amenable number.

46081581986401 is a deficient number, since it is larger than the sum of its proper divisors (5936845008287).

46081581986401 is a wasteful number, since it uses less digits than its factorization.

46081581986401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240961.

The product of its (nonzero) digits is 13271040, while the sum is 61.

The spelling of 46081581986401 in words is "forty-six trillion, eighty-one billion, five hundred eighty-one million, nine hundred eighty-six thousand, four hundred one".