145259053436 has 24 divisors (see below), whose sum is σ = 290627514240. Its totient is φ = 62230435632.

The previous prime is 145259053343. The next prime is 145259053439. The reversal of 145259053436 is 634350952541.

It is a super-2 number, since 2×145259053436² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145259053439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 901070 + ... + 1049973.

It is an arithmetic number, because the mean of its divisors is an integer number (12109479760).

Almost surely, 2^145259053436 is an apocalyptic number.

It is an amenable number.

145259053436 is an abundant number, since it is smaller than the sum of its proper divisors (145368460804).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

145259053436 is a wasteful number, since it uses less digits than its factorization.

145259053436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1953713 (or 1953711 counting only the distinct ones).

The product of its (nonzero) digits is 1944000, while the sum is 47.

The spelling of 145259053436 in words is "one hundred forty-five billion, two hundred fifty-nine million, fifty-three thousand, four hundred thirty-six".