7722151132 has 24 divisors (see below), whose sum is σ = 13791466080. Its totient is φ = 3782425920.

The previous prime is 7722151097. The next prime is 7722151139. The reversal of 7722151132 is 2311512277.

It is a junction number, because it is equal to n+sod(n) for n = 7722151094 and 7722151103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7722151139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42007 + ... + 131182.

It is an arithmetic number, because the mean of its divisors is an integer number (574644420).

Almost surely, 2^7722151132 is an apocalyptic number.

It is an amenable number.

7722151132 is a deficient number, since it is larger than the sum of its proper divisors (6069314948).

7722151132 is a wasteful number, since it uses less digits than its factorization.

7722151132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173421 (or 173419 counting only the distinct ones).

The product of its digits is 5880, while the sum is 31.

The square root of 7722151132 is about 87875.7710179547. The cubic root of 7722151132 is about 1976.5725770950.

The spelling of 7722151132 in words is "seven billion, seven hundred twenty-two million, one hundred fifty-one thousand, one hundred thirty-two".