1616553502077 has 16 divisors (see below), whose sum is σ = 2208114276480. Its totient is φ = 1051350835200.

The previous prime is 1616553502051. The next prime is 1616553502099. The reversal of 1616553502077 is 7702053556161.

It is not a de Polignac number, because 1616553502077 - 2¹⁰ = 1616553501053 is a prime.

It is a super-2 number, since 2×1616553502077² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1616553501077) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1591549 + ... + 2401277.

It is an arithmetic number, because the mean of its divisors is an integer number (138007142280).

Almost surely, 2^{1616553502077} is an apocalyptic number.

It is an amenable number.

1616553502077 is a deficient number, since it is larger than the sum of its proper divisors (591560774403).

1616553502077 is a wasteful number, since it uses less digits than its factorization.

1616553502077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 826004.

The product of its (nonzero) digits is 1323000, while the sum is 48.

The spelling of 1616553502077 in words is "one trillion, six hundred sixteen billion, five hundred fifty-three million, five hundred two thousand, seventy-seven".