145155333545511 has 32 divisors (see below), whose sum is σ = 194310570263040. Its totient is φ = 96386101134336.

The previous prime is 145155333545503. The next prime is 145155333545657. The reversal of 145155333545511 is 115545333551541.

It is not a de Polignac number, because 145155333545511 - 2³ = 145155333545503 is a prime.

It is a super-2 number, since 2×145155333545511² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145155333541511) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1624907295 + ... + 1624996623.

It is an arithmetic number, because the mean of its divisors is an integer number (6072205320720).

Almost surely, 2^{145155333545511} is an apocalyptic number.

145155333545511 is a deficient number, since it is larger than the sum of its proper divisors (49155236717529).

145155333545511 is a wasteful number, since it uses less digits than its factorization.

145155333545511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91943.

The product of its digits is 6750000, while the sum is 51.

The spelling of 145155333545511 in words is "one hundred forty-five trillion, one hundred fifty-five billion, three hundred thirty-three million, five hundred forty-five thousand, five hundred eleven".