145123535320355 has 16 divisors (see below), whose sum is σ = 174537694102464. Its totient is φ = 115839227518080.

The previous prime is 145123535320349. The next prime is 145123535320429. The reversal of 145123535320355 is 553023535321541.

It is a de Polignac number, because none of the positive numbers 2^k-145123535320355 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32434757 + ... + 36636873.

It is an arithmetic number, because the mean of its divisors is an integer number (10908605881404).

Almost surely, 2^{145123535320355} is an apocalyptic number.

145123535320355 is a deficient number, since it is larger than the sum of its proper divisors (29414158782109).

145123535320355 is a wasteful number, since it uses less digits than its factorization.

145123535320355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4217566.

The product of its (nonzero) digits is 4050000, while the sum is 47.

The spelling of 145123535320355 in words is "one hundred forty-five trillion, one hundred twenty-three billion, five hundred thirty-five million, three hundred twenty thousand, three hundred fifty-five".