145415553063523 has 8 divisors (see below), whose sum is σ = 145781570026400. Its totient is φ = 145049995634688.

The previous prime is 145415553063481. The next prime is 145415553063577. The reversal of 145415553063523 is 325360355514541.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-145415553063523 is a prime.

It is a super-2 number, since 2×145415553063523² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (145415553067523) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 114249828 + ... + 115515601.

It is an arithmetic number, because the mean of its divisors is an integer number (18222696253300).

Almost surely, 2^{145415553063523} is an apocalyptic number.

145415553063523 is a deficient number, since it is larger than the sum of its proper divisors (366016962877).

145415553063523 is an equidigital number, since it uses as much as digits as its factorization.

145415553063523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229767021.

The product of its (nonzero) digits is 16200000, while the sum is 52.

The spelling of 145415553063523 in words is "one hundred forty-five trillion, four hundred fifteen billion, five hundred fifty-three million, sixty-three thousand, five hundred twenty-three".