145657426451 has 2 divisors, whose sum is σ = 145657426452. Its totient is φ = 145657426450.

The previous prime is 145657426427. The next prime is 145657426459. The reversal of 145657426451 is 154624756541.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 145657426451 - 2¹⁸ = 145657164307 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 145657426451.

It is not a weakly prime, because it can be changed into another prime (145657426459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72828713225 + 72828713226.

It is an arithmetic number, because the mean of its divisors is an integer number (72828713226).

Almost surely, 2^145657426451 is an apocalyptic number.

145657426451 is a deficient number, since it is larger than the sum of its proper divisors (1).

145657426451 is an equidigital number, since it uses as much as digits as its factorization.

145657426451 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4032000, while the sum is 50.

The spelling of 145657426451 in words is "one hundred forty-five billion, six hundred fifty-seven million, four hundred twenty-six thousand, four hundred fifty-one".