1953422941843 has 8 divisors (see below), whose sum is σ = 1965005760960. Its totient is φ = 1941866241000.

The previous prime is 1953422941777. The next prime is 1953422941853. The reversal of 1953422941843 is 3481492243591.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1953422941843 is a prime.

It is a super-2 number, since 2×1953422941843² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1953422941853) 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, 6379533 + ... + 6678718.

It is an arithmetic number, because the mean of its divisors is an integer number (245625720120).

Almost surely, 2^{1953422941843} is an apocalyptic number.

1953422941843 is a deficient number, since it is larger than the sum of its proper divisors (11582819117).

1953422941843 is a wasteful number, since it uses less digits than its factorization.

1953422941843 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13059137.

The product of its digits is 7464960, while the sum is 55.

The spelling of 1953422941843 in words is "one trillion, nine hundred fifty-three billion, four hundred twenty-two million, nine hundred forty-one thousand, eight hundred forty-three".