7541494028 has 12 divisors (see below), whose sum is σ = 13198539480. Its totient is φ = 3770482752.

The previous prime is 7541494027. The next prime is 7541494091. The reversal of 7541494028 is 8204941457.

It is a self number, because there is not a number n which added to its sum of digits gives 7541494028.

It is not an unprimeable number, because it can be changed into a prime (7541494027) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7163 + ... + 123021.

It is an arithmetic number, because the mean of its divisors is an integer number (1099878290).

Almost surely, 2^7541494028 is an apocalyptic number.

It is an amenable number.

7541494028 is a deficient number, since it is larger than the sum of its proper divisors (5657045452).

7541494028 is a wasteful number, since it uses less digits than its factorization.

7541494028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132136 (or 132134 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 44.

The square root of 7541494028 is about 86841.7758224692. The cubic root of 7541494028 is about 1961.0370421353.

The spelling of 7541494028 in words is "seven billion, five hundred forty-one million, four hundred ninety-four thousand, twenty-eight".