2609523240632 has 128 divisors (see below), whose sum is σ = 6460053626880. Its totient is φ = 956738304000.

The previous prime is 2609523240629. The next prime is 2609523240641. The reversal of 2609523240632 is 2360423259062.

It is a super-2 number, since 2×2609523240632² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 81047657 + ... + 81079847.

It is an arithmetic number, because the mean of its divisors is an integer number (50469168960).

Almost surely, 2^{2609523240632} is an apocalyptic number.

2609523240632 is a gapful number since it is divisible by the number (22) 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 2609523240632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3230026813440).

2609523240632 is an abundant number, since it is smaller than the sum of its proper divisors (3850530386248).

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

2609523240632 is a wasteful number, since it uses less digits than its factorization.

2609523240632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39973 (or 39969 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 44.

Adding to 2609523240632 its reverse (2360423259062), we get a palindrome (4969946499694).

The spelling of 2609523240632 in words is "two trillion, six hundred nine billion, five hundred twenty-three million, two hundred forty thousand, six hundred thirty-two".