438719550252 has 24 divisors (see below), whose sum is σ = 1045459355136. Its totient is φ = 143128363728.

The previous prime is 438719550197. The next prime is 438719550287. The reversal of 438719550252 is 252055917834.

It is a junction number, because it is equal to n+sod(n) for n = 438719550195 and 438719550204.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 388935208 + ... + 388936335.

It is an arithmetic number, because the mean of its divisors is an integer number (43560806464).

Almost surely, 2^438719550252 is an apocalyptic number.

It is an amenable number.

438719550252 is an abundant number, since it is smaller than the sum of its proper divisors (606739804884).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

438719550252 is a wasteful number, since it uses less digits than its factorization.

438719550252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 777871597 (or 777871595 counting only the distinct ones).

The product of its (nonzero) digits is 3024000, while the sum is 51.

The spelling of 438719550252 in words is "four hundred thirty-eight billion, seven hundred nineteen million, five hundred fifty thousand, two hundred fifty-two".