145461540422 has 8 divisors (see below), whose sum is σ = 238027975272. Its totient is φ = 66118882000.

The previous prime is 145461540421. The next prime is 145461540473. The reversal of 145461540422 is 224045164541.

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

It is a super-2 number, since 2×145461540422² (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 (145461540421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3305944079 + ... + 3305944122.

It is an arithmetic number, because the mean of its divisors is an integer number (29753496909).

Almost surely, 2^145461540422 is an apocalyptic number.

145461540422 is a deficient number, since it is larger than the sum of its proper divisors (92566434850).

145461540422 is a wasteful number, since it uses less digits than its factorization.

145461540422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6611888214.

The product of its (nonzero) digits is 153600, while the sum is 38.

The spelling of 145461540422 in words is "one hundred forty-five billion, four hundred sixty-one million, five hundred forty thousand, four hundred twenty-two".