1400216556533 has 4 divisors (see below), whose sum is σ = 1408310294028. Its totient is φ = 1392122819040.

The previous prime is 1400216556499. The next prime is 1400216556539. The reversal of 1400216556533 is 3356556120041.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 964712911204 + 435503645329 = 982198^2 + 659927^2 .

It is a cyclic number.

It is not a de Polignac number, because 1400216556533 - 2¹⁰ = 1400216555509 is a prime.

It is a super-4 number, since 4×1400216556533⁴ (a number of 50 digits) contains 4444 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1400216556539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4046868488 + ... + 4046868833.

It is an arithmetic number, because the mean of its divisors is an integer number (352077573507).

Almost surely, 2^{1400216556533} is an apocalyptic number.

It is an amenable number.

1400216556533 is a deficient number, since it is larger than the sum of its proper divisors (8093737495).

1400216556533 is an equidigital number, since it uses as much as digits as its factorization.

1400216556533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8093737494.

The product of its (nonzero) digits is 324000, while the sum is 41.

The spelling of 1400216556533 in words is "one trillion, four hundred billion, two hundred sixteen million, five hundred fifty-six thousand, five hundred thirty-three".