2690509464 has 48 divisors (see below), whose sum is σ = 7483744320. Its totient is φ = 872596800.

The previous prime is 2690509463. The next prime is 2690509477. The reversal of 2690509464 is 4649050962.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2690509463) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 502312 + ... + 507639.

It is an arithmetic number, because the mean of its divisors is an integer number (155911340).

Almost surely, 2^2690509464 is an apocalyptic number.

2690509464 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2690509464 is an abundant number, since it is smaller than the sum of its proper divisors (4793234856).

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

2690509464 is a wasteful number, since it uses less digits than its factorization.

2690509464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1010000 (or 1009993 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 45.

The square root of 2690509464 is about 51870.1211103271. The cubic root of 2690509464 is about 1390.8432100680.

The spelling of 2690509464 in words is "two billion, six hundred ninety million, five hundred nine thousand, four hundred sixty-four".