1616435554363 has 32 divisors (see below), whose sum is σ = 1934574566400. Its totient is φ = 1321285585536.

The previous prime is 1616435554333. The next prime is 1616435554381. The reversal of 1616435554363 is 3634555346161.

It is not a de Polignac number, because 1616435554363 - 2²¹ = 1616433457211 is a prime.

It is a super-2 number, since 2×1616435554363² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1616435554363.

It is not an unprimeable number, because it can be changed into a prime (1616435554333) 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 31 ways as a sum of consecutive naturals, for example, 82701970 + ... + 82721512.

It is an arithmetic number, because the mean of its divisors is an integer number (60455455200).

Almost surely, 2^{1616435554363} is an apocalyptic number.

1616435554363 is a deficient number, since it is larger than the sum of its proper divisors (318139012037).

1616435554363 is a wasteful number, since it uses less digits than its factorization.

1616435554363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24571.

The product of its digits is 11664000, while the sum is 52.

The spelling of 1616435554363 in words is "one trillion, six hundred sixteen billion, four hundred thirty-five million, five hundred fifty-four thousand, three hundred sixty-three".