145994354766474 has 16 divisors (see below), whose sum is σ = 291991179220608. Its totient is φ = 48664373307552.

The previous prime is 145994354766473. The next prime is 145994354766583. The reversal of 145994354766474 is 474667453499541.

It is a self number, because there is not a number n which added to its sum of digits gives 145994354766474.

It is not an unprimeable number, because it can be changed into a prime (145994354766473) 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, 102134722 + ... + 103554285.

It is an arithmetic number, because the mean of its divisors is an integer number (18249448701288).

Almost surely, 2^{145994354766474} is an apocalyptic number.

145994354766474 is an abundant number, since it is smaller than the sum of its proper divisors (145996824454134).

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

145994354766474 is a wasteful number, since it uses less digits than its factorization.

145994354766474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205807309.

The product of its digits is 10973491200, while the sum is 78.

The spelling of 145994354766474 in words is "one hundred forty-five trillion, nine hundred ninety-four billion, three hundred fifty-four million, seven hundred sixty-six thousand, four hundred seventy-four".