16133114640 has 40 divisors (see below), whose sum is σ = 50012656128. Its totient is φ = 4302163840.

The previous prime is 16133114633. The next prime is 16133114663. The reversal of 16133114640 is 4641133161.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 16133114598 and 16133114607.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33610416 + ... + 33610895.

Almost surely, 2^16133114640 is an apocalyptic number.

16133114640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16133114640 is an abundant number, since it is smaller than the sum of its proper divisors (33879541488).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16133114640 is a wasteful number, since it uses less digits than its factorization.

16133114640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67221327 (or 67221321 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 30.

The spelling of 16133114640 in words is "sixteen billion, one hundred thirty-three million, one hundred fourteen thousand, six hundred forty".