145253626352546 has 16 divisors (see below), whose sum is σ = 225630594362808. Its totient is φ = 70088356665600.

The previous prime is 145253626352519. The next prime is 145253626352579. The reversal of 145253626352546 is 645253626352541.

It can be written as a sum of positive squares in 4 ways, for example, as 123778641592225 + 21474984760321 = 11125585^2 + 4634111^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11232101975 + ... + 11232114906.

Almost surely, 2^{145253626352546} is an apocalyptic number.

145253626352546 is a deficient number, since it is larger than the sum of its proper divisors (80376968010262).

145253626352546 is a wasteful number, since it uses less digits than its factorization.

145253626352546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22464216997.

The product of its digits is 155520000, while the sum is 59.

The spelling of 145253626352546 in words is "one hundred forty-five trillion, two hundred fifty-three billion, six hundred twenty-six million, three hundred fifty-two thousand, five hundred forty-six".