46438221728407 has 4 divisors (see below), whose sum is σ = 49169881830096. Its totient is φ = 43706561626720.

The previous prime is 46438221728341. The next prime is 46438221728411. The reversal of 46438221728407 is 70482712283464.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 46438221728407 - 2⁷ = 46438221728279 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 (46438221728477) 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, 1365830050819 + ... + 1365830050852.

It is an arithmetic number, because the mean of its divisors is an integer number (12292470457524).

Almost surely, 2^{46438221728407} is an apocalyptic number.

46438221728407 is a deficient number, since it is larger than the sum of its proper divisors (2731660101689).

46438221728407 is a wasteful number, since it uses less digits than its factorization.

46438221728407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2731660101688.

The product of its (nonzero) digits is 28901376, while the sum is 58.

The spelling of 46438221728407 in words is "forty-six trillion, four hundred thirty-eight billion, two hundred twenty-one million, seven hundred twenty-eight thousand, four hundred seven".