1451625351551 has 2 divisors, whose sum is σ = 1451625351552. Its totient is φ = 1451625351550.

The previous prime is 1451625351511. The next prime is 1451625351557. The reversal of 1451625351551 is 1551535261541.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1451625351551 is a prime.

It is a super-2 number, since 2×1451625351551² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1451625351557) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 725812675775 + 725812675776.

It is an arithmetic number, because the mean of its divisors is an integer number (725812675776).

Almost surely, 2^{1451625351551} is an apocalyptic number.

1451625351551 is a deficient number, since it is larger than the sum of its proper divisors (1).

1451625351551 is an equidigital number, since it uses as much as digits as its factorization.

1451625351551 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 450000, while the sum is 44.

The spelling of 1451625351551 in words is "one trillion, four hundred fifty-one billion, six hundred twenty-five million, three hundred fifty-one thousand, five hundred fifty-one".