46985981407 has 4 divisors (see below), whose sum is σ = 46986464536. Its totient is φ = 46985498280.

The previous prime is 46985981401. The next prime is 46985981423. The reversal of 46985981407 is 70418958964.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-46985981407 is a prime.

It is the 216763-rd Hogben number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46985981401) by changing a digit.

It is a nontrivial repunit in base 216762.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39144 + ... + 309037.

It is an arithmetic number, because the mean of its divisors is an integer number (11746616134).

Almost surely, 2^46985981407 is an apocalyptic number.

46985981407 is a deficient number, since it is larger than the sum of its proper divisors (483129).

46985981407 is a wasteful number, since it uses less digits than its factorization.

46985981407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 483128.

The product of its (nonzero) digits is 17418240, while the sum is 61.

The spelling of 46985981407 in words is "forty-six billion, nine hundred eighty-five million, nine hundred eighty-one thousand, four hundred seven".