145342775456 has 48 divisors (see below), whose sum is σ = 287123104800. Its totient is φ = 72422864640.

The previous prime is 145342775453. The next prime is 145342775467. The reversal of 145342775456 is 654577243541.

It is a super-2 number, since 2×145342775456² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 145342775398 and 145342775407.

It is not an unprimeable number, because it can be changed into a prime (145342775453) 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, 37198655 + ... + 37202561.

It is an arithmetic number, because the mean of its divisors is an integer number (5981731350).

Almost surely, 2^145342775456 is an apocalyptic number.

145342775456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

145342775456 is a deficient number, since it is larger than the sum of its proper divisors (141780329344).

145342775456 is a wasteful number, since it uses less digits than its factorization.

145342775456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7597 (or 7589 counting only the distinct ones).

The product of its digits is 14112000, while the sum is 53.

The spelling of 145342775456 in words is "one hundred forty-five billion, three hundred forty-two million, seven hundred seventy-five thousand, four hundred fifty-six".