45920843905 has 8 divisors (see below), whose sum is σ = 55189404072. Its totient is φ = 36680414208.

The previous prime is 45920843897. The next prime is 45920843923. The reversal of 45920843905 is 50934802954.

It can be written as a sum of positive squares in 4 ways, for example, as 76895361 + 45843948544 = 8769^2 + 214112^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 45920843905 - 2³ = 45920843897 is a prime.

It is a Duffinian number.

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, 7029024 + ... + 7035553.

It is an arithmetic number, because the mean of its divisors is an integer number (6898675509).

Almost surely, 2^45920843905 is an apocalyptic number.

It is an amenable number.

45920843905 is a deficient number, since it is larger than the sum of its proper divisors (9268560167).

45920843905 is a wasteful number, since it uses less digits than its factorization.

45920843905 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14065235.

The product of its (nonzero) digits is 1555200, while the sum is 49.

The spelling of 45920843905 in words is "forty-five billion, nine hundred twenty million, eight hundred forty-three thousand, nine hundred five".