1616161160650 has 48 divisors (see below), whose sum is σ = 3167815246848. Its totient is φ = 612234920000.

The previous prime is 1616161160617. The next prime is 1616161160657. The reversal of 1616161160650 is 560611616161.

It is a super-2 number, since 2×1616161160650² (a number of 25 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (1616161160657) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6841066 + ... + 7073365.

It is an arithmetic number, because the mean of its divisors is an integer number (65996150976).

Almost surely, 2^{1616161160650} is an apocalyptic number.

1616161160650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1616161160650 is a deficient number, since it is larger than the sum of its proper divisors (1551654086198).

1616161160650 is a wasteful number, since it uses less digits than its factorization.

1616161160650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13914567 (or 13914562 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 40.

It can be divided in two parts, 16161611 and 60650, that added together give a palindrome (16222261).

The spelling of 1616161160650 in words is "one trillion, six hundred sixteen billion, one hundred sixty-one million, one hundred sixty thousand, six hundred fifty".