7623641412 has 36 divisors (see below), whose sum is σ = 19534862620. Its totient is φ = 2506401792.

The previous prime is 7623641411. The next prime is 7623641413. The reversal of 7623641412 is 2141463267.

7623641412 is a `hidden beast` number, since 7 + 6 + 2 + 3 + 641 + 4 + 1 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (7623641411) and next prime (7623641413).

It can be written as a sum of positive squares in 2 ways, for example, as 2586332736 + 5037308676 = 50856^2 + 70974^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×7623641412² (a number of 21 digits) contains 22 as substring.

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

It is not an unprimeable number, because it can be changed into a prime (7623641411) 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, 1447837 + ... + 1453092.

Almost surely, 2^7623641412 is an apocalyptic number.

It is an amenable number.

7623641412 is an abundant number, since it is smaller than the sum of its proper divisors (11911221208).

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

7623641412 is a wasteful number, since it uses less digits than its factorization.

7623641412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2901012 (or 2901007 counting only the distinct ones).

The product of its digits is 48384, while the sum is 36.

The square root of 7623641412 is about 87313.4663840578. The cubic root of 7623641412 is about 1968.1316867314.

The spelling of 7623641412 in words is "seven billion, six hundred twenty-three million, six hundred forty-one thousand, four hundred twelve".