46521121641 has 4 divisors (see below), whose sum is σ = 62028162192. Its totient is φ = 31014081092.

The previous prime is 46521121637. The next prime is 46521121723. The reversal of 46521121641 is 14612112564.

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 46521121641 - 2² = 46521121637 is a prime.

It is not an unprimeable number, because it can be changed into a prime (46521121601) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7753520271 + ... + 7753520276.

It is an arithmetic number, because the mean of its divisors is an integer number (15507040548).

Almost surely, 2^46521121641 is an apocalyptic number.

It is an amenable number.

46521121641 is a deficient number, since it is larger than the sum of its proper divisors (15507040551).

46521121641 is a wasteful number, since it uses less digits than its factorization.

46521121641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15507040550.

The product of its digits is 11520, while the sum is 33.

The spelling of 46521121641 in words is "forty-six billion, five hundred twenty-one million, one hundred twenty-one thousand, six hundred forty-one".