1945523634355 has 32 divisors (see below), whose sum is σ = 2673424512000. Its totient is φ = 1331435843712.

The previous prime is 1945523634349. The next prime is 1945523634367. The reversal of 1945523634355 is 5534363255491.

It is a cyclic number.

It is not a de Polignac number, because 1945523634355 - 2³ = 1945523634347 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1945523634296 and 1945523634305.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 78249916 + ... + 78274774.

It is an arithmetic number, because the mean of its divisors is an integer number (83544516000).

Almost surely, 2^{1945523634355} is an apocalyptic number.

1945523634355 is a deficient number, since it is larger than the sum of its proper divisors (727900877645).

1945523634355 is a wasteful number, since it uses less digits than its factorization.

1945523634355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29203.

The product of its digits is 29160000, while the sum is 55.

The spelling of 1945523634355 in words is "one trillion, nine hundred forty-five billion, five hundred twenty-three million, six hundred thirty-four thousand, three hundred fifty-five".