450136126998 has 24 divisors (see below), whose sum is σ = 975311462736. Its totient is φ = 150042834000.

The previous prime is 450136126997. The next prime is 450136127003. The reversal of 450136126998 is 899621631054.

450136126998 is a `hidden beast` number, since 4 + 5 + 0 + 13 + 612 + 6 + 9 + 9 + 8 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450136126997) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1099863 + ... + 1452573.

It is an arithmetic number, because the mean of its divisors is an integer number (40637977614).

Almost surely, 2^450136126998 is an apocalyptic number.

450136126998 is an abundant number, since it is smaller than the sum of its proper divisors (525175335738).

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

450136126998 is a wasteful number, since it uses less digits than its factorization.

450136126998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 423620 (or 423617 counting only the distinct ones).

The product of its (nonzero) digits is 2799360, while the sum is 54.

The spelling of 450136126998 in words is "four hundred fifty billion, one hundred thirty-six million, one hundred twenty-six thousand, nine hundred ninety-eight".