2657326740 has 48 divisors (see below), whose sum is σ = 7458259200. Its totient is φ = 706930560.

The previous prime is 2657326699. The next prime is 2657326751. The reversal of 2657326740 is 476237562.

2657326740 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2657326740² = 14122770806238055200, which contains 22 as substring.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 2657326692 and 2657326701.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27340 + ... + 77859.

It is an arithmetic number, because the mean of its divisors is an integer number (155380400).

Almost surely, 2^2657326740 is an apocalyptic number.

2657326740 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2657326740 is an abundant number, since it is smaller than the sum of its proper divisors (4800932460).

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

2657326740 is a wasteful number, since it uses less digits than its factorization.

2657326740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105632 (or 105630 counting only the distinct ones).

The product of its (nonzero) digits is 423360, while the sum is 42.

The square root of 2657326740 is about 51549.2651742001. The cubic root of 2657326740 is about 1385.1016689996.

The spelling of 2657326740 in words is "two billion, six hundred fifty-seven million, three hundred twenty-six thousand, seven hundred forty".