461289380238 has 24 divisors (see below), whose sum is σ = 1013151564048. Its totient is φ = 151656782112.

The previous prime is 461289380143. The next prime is 461289380243. The reversal of 461289380238 is 832083982164.

461289380238 is a `hidden beast` number, since 4 + 6 + 1 + 28 + 9 + 380 + 238 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 175527370 + ... + 175529997.

It is an arithmetic number, because the mean of its divisors is an integer number (42214648502).

Almost surely, 2^461289380238 is an apocalyptic number.

461289380238 is an abundant number, since it is smaller than the sum of its proper divisors (551862183810).

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

461289380238 is a wasteful number, since it uses less digits than its factorization.

461289380238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 351057448 (or 351057445 counting only the distinct ones).

The product of its (nonzero) digits is 3981312, while the sum is 54.

The spelling of 461289380238 in words is "four hundred sixty-one billion, two hundred eighty-nine million, three hundred eighty thousand, two hundred thirty-eight".