2673155520 has 392 divisors, whose sum is σ = 10913876064. Its totient is φ = 610633728.

The previous prime is 2673155491. The next prime is 2673155521. The reversal of 2673155520 is 255513762.

2673155520 is a `hidden beast` number, since 26 + 73 + 15 + 552 + 0 = 666.

2673155520 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2673155521) by changing a digit.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 1632142 + ... + 1633778.

Almost surely, 2^2673155520 is an apocalyptic number.

2673155520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2673155520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5456938032).

2673155520 is an abundant number, since it is smaller than the sum of its proper divisors (8240720544).

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

2673155520 is an equidigital number, since it uses as much as digits as its factorization.

2673155520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1679 (or 1654 counting only the distinct ones).

The product of its (nonzero) digits is 63000, while the sum is 36.

The square root of 2673155520 is about 51702.5678279135. The cubic root of 2673155520 is about 1387.8464175202.

The spelling of 2673155520 in words is "two billion, six hundred seventy-three million, one hundred fifty-five thousand, five hundred twenty".