1451500421053 has 32 divisors (see below), whose sum is σ = 1599722148960. Its totient is φ = 1310865776640.

The previous prime is 1451500421039. The next prime is 1451500421093. The reversal of 1451500421053 is 3501240051541.

It can be written as a sum of positive squares in 16 ways, for example, as 107113507524 + 1344386913529 = 327282^2 + 1159477^2 .

It is a de Polignac number, because none of the positive numbers 2^k-1451500421053 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1451500421023) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 62132451 + ... + 62155807.

It is an arithmetic number, because the mean of its divisors is an integer number (49991317155).

Almost surely, 2^{1451500421053} is an apocalyptic number.

It is an amenable number.

1451500421053 is a deficient number, since it is larger than the sum of its proper divisors (148221727907).

1451500421053 is a wasteful number, since it uses less digits than its factorization.

1451500421053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24177.

The product of its (nonzero) digits is 12000, while the sum is 31.

Adding to 1451500421053 its reverse (3501240051541), we get a palindrome (4952740472594).

The spelling of 1451500421053 in words is "one trillion, four hundred fifty-one billion, five hundred million, four hundred twenty-one thousand, fifty-three".