145153315545 has 32 divisors (see below), whose sum is σ = 269161574400. Its totient is φ = 65421209280.

The previous prime is 145153315507. The next prime is 145153315577. The reversal of 145153315545 is 545513351541.

It is not a de Polignac number, because 145153315545 - 2¹⁰ = 145153314521 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 145153315497 and 145153315506.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9727845 + ... + 9742754.

It is an arithmetic number, because the mean of its divisors is an integer number (8411299200).

Almost surely, 2^145153315545 is an apocalyptic number.

145153315545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

145153315545 is a deficient number, since it is larger than the sum of its proper divisors (124008258855).

145153315545 is a wasteful number, since it uses less digits than its factorization.

145153315545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19470685.

The product of its digits is 450000, while the sum is 42.

The spelling of 145153315545 in words is "one hundred forty-five billion, one hundred fifty-three million, three hundred fifteen thousand, five hundred forty-five".