2654397720 has 96 divisors (see below), whose sum is σ = 9290408400. Its totient is φ = 653389056.

The previous prime is 2654397719. The next prime is 2654397727. The reversal of 2654397720 is 277934562.

2654397720 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 (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2654397727) 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, 278910 + ... + 288269.

Almost surely, 2^2654397720 is an apocalyptic number.

2654397720 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2654397720 is an abundant number, since it is smaller than the sum of its proper divisors (6636010680).

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

2654397720 is a wasteful number, since it uses less digits than its factorization.

2654397720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 567209 (or 567202 counting only the distinct ones).

The product of its (nonzero) digits is 635040, while the sum is 45.

The square root of 2654397720 is about 51520.8474309187. The cubic root of 2654397720 is about 1384.5925756642.

The spelling of 2654397720 in words is "two billion, six hundred fifty-four million, three hundred ninety-seven thousand, seven hundred twenty".