1945894622462 has 16 divisors (see below), whose sum is σ = 3336031703520. Its totient is φ = 833901750528.

The previous prime is 1945894622449. The next prime is 1945894622473. The reversal of 1945894622462 is 2642264985491.

It is a junction number, because it is equal to n+sod(n) for n = 1945894622395 and 1945894622404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4195787 + ... + 4636422.

It is an arithmetic number, because the mean of its divisors is an integer number (208501981470).

Almost surely, 2^{1945894622462} is an apocalyptic number.

1945894622462 is a deficient number, since it is larger than the sum of its proper divisors (1390137081058).

1945894622462 is a wasteful number, since it uses less digits than its factorization.

1945894622462 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8847955.

The product of its digits is 59719680, while the sum is 62.

The spelling of 1945894622462 in words is "one trillion, nine hundred forty-five billion, eight hundred ninety-four million, six hundred twenty-two thousand, four hundred sixty-two".