451047740154 has 96 divisors (see below), whose sum is σ = 1017109783872. Its totient is φ = 133168147200.

The previous prime is 451047740149. The next prime is 451047740159.

451047740154 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (451047740149) and next prime (451047740159).

It is not an unprimeable number, because it can be changed into a prime (451047740159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 22999317 + ... + 23018919.

It is an arithmetic number, because the mean of its divisors is an integer number (10594893582).

Almost surely, 2^451047740154 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 451047740154, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (508554891936).

451047740154 is an abundant number, since it is smaller than the sum of its proper divisors (566062043718).

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

451047740154 is a wasteful number, since it uses less digits than its factorization.

451047740154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20444 (or 20433 counting only the distinct ones).

The product of its (nonzero) digits is 313600, while the sum is 42.

The spelling of 451047740154 in words is "four hundred fifty-one billion, forty-seven million, seven hundred forty thousand, one hundred fifty-four".