7243155290828 has 24 divisors (see below), whose sum is σ = 13426037470944. Its totient is φ = 3407300038400.

The previous prime is 7243155290803. The next prime is 7243155290831. The reversal of 7243155290828 is 8280925513427.

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, 19243928 + ... + 19616703.

It is an arithmetic number, because the mean of its divisors is an integer number (559418227956).

Almost surely, 2^{7243155290828} is an apocalyptic number.

It is an amenable number.

7243155290828 is a deficient number, since it is larger than the sum of its proper divisors (6182882180116).

7243155290828 is a wasteful number, since it uses less digits than its factorization.

7243155290828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38863393 (or 38863391 counting only the distinct ones).

The product of its (nonzero) digits is 9676800, while the sum is 56.

The spelling of 7243155290828 in words is "seven trillion, two hundred forty-three billion, one hundred fifty-five million, two hundred ninety thousand, eight hundred twenty-eight".