1451500354553 has 4 divisors (see below), whose sum is σ = 1464345490548. Its totient is φ = 1438655218560.

The previous prime is 1451500354537. The next prime is 1451500354571. The reversal of 1451500354553 is 3554530051541.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 479643508969 + 971856845584 = 692563^2 + 985828^2 .

It is a cyclic number.

It is not a de Polignac number, because 1451500354553 - 2⁴ = 1451500354537 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1451500354553.

It is not an unprimeable number, because it can be changed into a prime (1451500314553) 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, 6422567828 + ... + 6422568053.

It is an arithmetic number, because the mean of its divisors is an integer number (366086372637).

Almost surely, 2^{1451500354553} is an apocalyptic number.

It is an amenable number.

1451500354553 is a deficient number, since it is larger than the sum of its proper divisors (12845135995).

1451500354553 is a wasteful number, since it uses less digits than its factorization.

1451500354553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12845135994.

The product of its (nonzero) digits is 450000, while the sum is 41.

The spelling of 1451500354553 in words is "one trillion, four hundred fifty-one billion, five hundred million, three hundred fifty-four thousand, five hundred fifty-three".