46642045212421 has 4 divisors (see below), whose sum is σ = 47009305411072. Its totient is φ = 46274785013772.

The previous prime is 46642045212407. The next prime is 46642045212439. The reversal of 46642045212421 is 12421254024664.

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 46642045212421 - 2⁷ = 46642045212293 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46642045212491) 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, 183630099135 + ... + 183630099388.

It is an arithmetic number, because the mean of its divisors is an integer number (11752326352768).

Almost surely, 2^{46642045212421} is an apocalyptic number.

It is an amenable number.

46642045212421 is a deficient number, since it is larger than the sum of its proper divisors (367260198651).

46642045212421 is a wasteful number, since it uses less digits than its factorization.

46642045212421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 367260198650.

The product of its (nonzero) digits is 737280, while the sum is 43.

The spelling of 46642045212421 in words is "forty-six trillion, six hundred forty-two billion, forty-five million, two hundred twelve thousand, four hundred twenty-one".