7423557028 has 24 divisors (see below), whose sum is σ = 13024438560. Its totient is φ = 3702304320.

The previous prime is 7423556993. The next prime is 7423557041. The reversal of 7423557028 is 8207553247.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4098243 + ... + 4100053.

It is an arithmetic number, because the mean of its divisors is an integer number (542684940).

Almost surely, 2^7423557028 is an apocalyptic number.

It is an amenable number.

7423557028 is a deficient number, since it is larger than the sum of its proper divisors (5600881532).

7423557028 is a wasteful number, since it uses less digits than its factorization.

7423557028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3867 (or 3865 counting only the distinct ones).

The product of its (nonzero) digits is 470400, while the sum is 43.

The square root of 7423557028 is about 86160.0663184517. The cubic root of 7423557028 is about 1950.7607838375.

The spelling of 7423557028 in words is "seven billion, four hundred twenty-three million, five hundred fifty-seven thousand, twenty-eight".