145552251141453 has 8 divisors (see below), whose sum is σ = 208998104203168. Its totient is φ = 89570616087024.

The previous prime is 145552251141421. The next prime is 145552251141467. The reversal of 145552251141453 is 354141152255541.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 145552251141453 - 2⁵ = 145552251141421 is a prime.

It is a super-2 number, since 2×145552251141453² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145552251141413) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1866054501775 + ... + 1866054501852.

It is an arithmetic number, because the mean of its divisors is an integer number (26124763025396).

Almost surely, 2^{145552251141453} is an apocalyptic number.

145552251141453 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

145552251141453 is a deficient number, since it is larger than the sum of its proper divisors (63445853061715).

145552251141453 is a wasteful number, since it uses less digits than its factorization.

145552251141453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3732109003643.

The product of its digits is 2400000, while the sum is 48.

The spelling of 145552251141453 in words is "one hundred forty-five trillion, five hundred fifty-two billion, two hundred fifty-one million, one hundred forty-one thousand, four hundred fifty-three".