46435783721 has 4 divisors (see below), whose sum is σ = 47515685712. Its totient is φ = 45355881732.

The previous prime is 46435783663. The next prime is 46435783727. The reversal of 46435783721 is 12738753464.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 46435783721 - 2²⁶ = 46368674857 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 46435783721.

It is not an unprimeable number, because it can be changed into a prime (46435783727) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 539950931 + ... + 539951016.

It is an arithmetic number, because the mean of its divisors is an integer number (11878921428).

Almost surely, 2^46435783721 is an apocalyptic number.

It is an amenable number.

46435783721 is a deficient number, since it is larger than the sum of its proper divisors (1079901991).

46435783721 is a wasteful number, since it uses less digits than its factorization.

46435783721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1079901990.

The product of its digits is 3386880, while the sum is 50.

The spelling of 46435783721 in words is "forty-six billion, four hundred thirty-five million, seven hundred eighty-three thousand, seven hundred twenty-one".