145334200520 has 16 divisors (see below), whose sum is σ = 327001951260. Its totient is φ = 58133680192.

The previous prime is 145334200483. The next prime is 145334200537. The reversal of 145334200520 is 25002433541.

It is a happy number.

145334200520 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 116268724324 + 29065476196 = 340982^2 + 170486^2 .

It is a super-2 number, since 2×145334200520² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1816677467 + ... + 1816677546.

Almost surely, 2^145334200520 is an apocalyptic number.

145334200520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

145334200520 is an abundant number, since it is smaller than the sum of its proper divisors (181667750740).

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

145334200520 is a wasteful number, since it uses less digits than its factorization.

145334200520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3633355024 (or 3633355020 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 29.

It can be divided in two parts, 1453342005 and 20, that multiplied together give a square (29066840100 = 170490²).

The spelling of 145334200520 in words is "one hundred forty-five billion, three hundred thirty-four million, two hundred thousand, five hundred twenty".