44687000473 has 2 divisors, whose sum is σ = 44687000474. Its totient is φ = 44687000472.

The previous prime is 44687000447. The next prime is 44687000489. The reversal of 44687000473 is 37400078644.

44687000473 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 43158816009 + 1528184464 = 207747^2 + 39092^2 .

It is a cyclic number.

It is not a de Polignac number, because 44687000473 - 2⁵ = 44687000441 is a prime.

It is a super-2 number, since 2×44687000473² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (44687030473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22343500236 + 22343500237.

It is an arithmetic number, because the mean of its divisors is an integer number (22343500237).

Almost surely, 2^44687000473 is an apocalyptic number.

It is an amenable number.

44687000473 is a deficient number, since it is larger than the sum of its proper divisors (1).

44687000473 is an equidigital number, since it uses as much as digits as its factorization.

44687000473 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 451584, while the sum is 43.

The spelling of 44687000473 in words is "forty-four billion, six hundred eighty-seven million, four hundred seventy-three", and thus it is an aban number.