145543400653530 has 192 divisors, whose sum is σ = 406872871372800. Its totient is φ = 33235691596800.

The previous prime is 145543400653529. The next prime is 145543400653639. The reversal of 145543400653530 is 35356004345541.

It is a super-2 number, since 2×145543400653530² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 145543400653530.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 12544570 + ... + 21176709.

It is an arithmetic number, because the mean of its divisors is an integer number (2119129538400).

Almost surely, 2^{145543400653530} is an apocalyptic number.

145543400653530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

145543400653530 is an abundant number, since it is smaller than the sum of its proper divisors (261329470719270).

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

145543400653530 is a wasteful number, since it uses less digits than its factorization.

145543400653530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33721381 (or 33721370 counting only the distinct ones).

The product of its (nonzero) digits is 6480000, while the sum is 48.

The spelling of 145543400653530 in words is "one hundred forty-five trillion, five hundred forty-three billion, four hundred million, six hundred fifty-three thousand, five hundred thirty".