145004034552551 has 4 divisors (see below), whose sum is σ = 145004062476600. Its totient is φ = 145004006628504.

The previous prime is 145004034552497. The next prime is 145004034552557. The reversal of 145004034552551 is 155255430400541.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 145004034552551 - 2¹⁰ = 145004034551527 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145004034552557) 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, 3618596 + ... + 17409833.

It is an arithmetic number, because the mean of its divisors is an integer number (36251015619150).

Almost surely, 2^{145004034552551} is an apocalyptic number.

145004034552551 is a deficient number, since it is larger than the sum of its proper divisors (27924049).

145004034552551 is an equidigital number, since it uses as much as digits as its factorization.

145004034552551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27924048.

The product of its (nonzero) digits is 1200000, while the sum is 44.

The spelling of 145004034552551 in words is "one hundred forty-five trillion, four billion, thirty-four million, five hundred fifty-two thousand, five hundred fifty-one".