16080267261780 has 96 divisors (see below), whose sum is σ = 52202606803200. Its totient is φ = 4101633385344.

The previous prime is 16080267261763. The next prime is 16080267261781. The reversal of 16080267261780 is 8716276208061.

16080267261780 is a `hidden beast` number, since 1 + 608 + 0 + 2 + 6 + 7 + 26 + 1 + 7 + 8 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16080267261781) 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, 647341335 + ... + 647366174.

It is an arithmetic number, because the mean of its divisors is an integer number (543777154200).

Almost surely, 2^{16080267261780} is an apocalyptic number.

16080267261780 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16080267261780 is an abundant number, since it is smaller than the sum of its proper divisors (36122339541420).

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

16080267261780 is a wasteful number, since it uses less digits than its factorization.

16080267261780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1294707550 (or 1294707542 counting only the distinct ones).

The product of its (nonzero) digits is 2709504, while the sum is 54.

The spelling of 16080267261780 in words is "sixteen trillion, eighty billion, two hundred sixty-seven million, two hundred sixty-one thousand, seven hundred eighty".