1453778906834 has 8 divisors (see below), whose sum is σ = 2275480028160. Its totient is φ = 695285564116.

The previous prime is 1453778906819. The next prime is 1453778906869. The reversal of 1453778906834 is 4386098773541.

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

It is a super-2 number, since 2×1453778906834² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15801944594 + ... + 15801944685.

It is an arithmetic number, because the mean of its divisors is an integer number (284435003520).

Almost surely, 2^{1453778906834} is an apocalyptic number.

1453778906834 is a deficient number, since it is larger than the sum of its proper divisors (821701121326).

1453778906834 is a wasteful number, since it uses less digits than its factorization.

1453778906834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31603889304.

The product of its (nonzero) digits is 121927680, while the sum is 65.

The spelling of 1453778906834 in words is "one trillion, four hundred fifty-three billion, seven hundred seventy-eight million, nine hundred six thousand, eight hundred thirty-four".