1002238749285 has 32 divisors (see below), whose sum is σ = 1727280488448. Its totient is φ = 494793879360.

The previous prime is 1002238749271. The next prime is 1002238749287. The reversal of 1002238749285 is 5829478322001.

1002238749285 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1002238749285 - 2⁹ = 1002238748773 is a prime.

It is a super-2 number, since 2×1002238749285² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002238749287) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 46844787 + ... + 46866176.

It is an arithmetic number, because the mean of its divisors is an integer number (53977515264).

Almost surely, 2^{1002238749285} is an apocalyptic number.

1002238749285 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1002238749285 is a deficient number, since it is larger than the sum of its proper divisors (725041739163).

1002238749285 is a wasteful number, since it uses less digits than its factorization.

1002238749285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93711025.

The product of its (nonzero) digits is 1935360, while the sum is 51.

The spelling of 1002238749285 in words is "one trillion, two billion, two hundred thirty-eight million, seven hundred forty-nine thousand, two hundred eighty-five".