450730520774251 has 16 divisors (see below), whose sum is σ = 452388766694400. Its totient is φ = 449075639212480.

The previous prime is 450730520774137. The next prime is 450730520774269. The reversal of 450730520774251 is 152477025037054.

It is a cyclic number.

It is not a de Polignac number, because 450730520774251 - 2⁷ = 450730520774123 is a prime.

It is a super-2 number, since 2×450730520774251² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (450730520774351) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1258060926 + ... + 1258419148.

It is an arithmetic number, because the mean of its divisors is an integer number (28274297918400).

Almost surely, 2^{450730520774251} is an apocalyptic number.

450730520774251 is a deficient number, since it is larger than the sum of its proper divisors (1658245920149).

450730520774251 is a wasteful number, since it uses less digits than its factorization.

450730520774251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 362906.

The product of its (nonzero) digits is 8232000, while the sum is 52.

The spelling of 450730520774251 in words is "four hundred fifty trillion, seven hundred thirty billion, five hundred twenty million, seven hundred seventy-four thousand, two hundred fifty-one".