450300026160561 has 4 divisors (see below), whose sum is σ = 600400034880752. Its totient is φ = 300200017440372.

The previous prime is 450300026160533. The next prime is 450300026160583. The reversal of 450300026160561 is 165061620003054.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 450300026160561 - 2⁶ = 450300026160497 is a prime.

It is a super-2 number, since 2×450300026160561² (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 (450300026160521) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75050004360091 + ... + 75050004360096.

It is an arithmetic number, because the mean of its divisors is an integer number (150100008720188).

Almost surely, 2^{450300026160561} is an apocalyptic number.

It is an amenable number.

450300026160561 is a deficient number, since it is larger than the sum of its proper divisors (150100008720191).

450300026160561 is a wasteful number, since it uses less digits than its factorization.

450300026160561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150100008720190.

The product of its (nonzero) digits is 129600, while the sum is 39.

The spelling of 450300026160561 in words is "four hundred fifty trillion, three hundred billion, twenty-six million, one hundred sixty thousand, five hundred sixty-one".