20160046140 has 96 divisors (see below), whose sum is σ = 63989829120. Its totient is φ = 4701286656.

The previous prime is 20160046133. The next prime is 20160046147. The reversal of 20160046140 is 4164006102.

It is an interprime number because it is at equal distance from previous prime (20160046133) and next prime (20160046147).

It is a self number, because there is not a number n which added to its sum of digits gives 20160046140.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20160046147) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 665344 + ... + 694983.

It is an arithmetic number, because the mean of its divisors is an integer number (666560720).

Almost surely, 2^20160046140 is an apocalyptic number.

20160046140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20160046140 is an abundant number, since it is smaller than the sum of its proper divisors (43829782980).

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

20160046140 is a wasteful number, since it uses less digits than its factorization.

20160046140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1360371 (or 1360369 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

The spelling of 20160046140 in words is "twenty billion, one hundred sixty million, forty-six thousand, one hundred forty".