1453774970144 has 48 divisors (see below), whose sum is σ = 3278548159488. Its totient is φ = 621607468032.

The previous prime is 1453774970119. The next prime is 1453774970173. The reversal of 1453774970144 is 4410794773541.

It is a super-2 number, since 2×1453774970144² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (56).

It is a self number, because there is not a number n which added to its sum of digits gives 1453774970144.

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, 7397312 + ... + 7591295.

It is an arithmetic number, because the mean of its divisors is an integer number (68303086656).

Almost surely, 2^{1453774970144} is an apocalyptic number.

1453774970144 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1453774970144 is an abundant number, since it is smaller than the sum of its proper divisors (1824773189344).

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

1453774970144 is a wasteful number, since it uses less digits than its factorization.

1453774970144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14989057 (or 14989049 counting only the distinct ones).

The product of its (nonzero) digits is 11854080, while the sum is 56.

The spelling of 1453774970144 in words is "one trillion, four hundred fifty-three billion, seven hundred seventy-four million, nine hundred seventy thousand, one hundred forty-four".