1238073914628 has 36 divisors (see below), whose sum is σ = 3265644240768. Its totient is φ = 394748204400.

The previous prime is 1238073914621. The next prime is 1238073914641. The reversal of 1238073914628 is 8264193708321.

It is a happy number.

1238073914628 is a `hidden beast` number, since 1 + 2 + 3 + 8 + 0 + 7 + 3 + 9 + 1 + 4 + 628 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is not an unprimeable number, because it can be changed into a prime (1238073914621) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 747628348 + ... + 747630003.

Almost surely, 2^{1238073914628} is an apocalyptic number.

1238073914628 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1238073914628 is an abundant number, since it is smaller than the sum of its proper divisors (2027570326140).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1238073914628 is a wasteful number, since it uses less digits than its factorization.

1238073914628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1495258384 (or 1495258379 counting only the distinct ones).

The product of its (nonzero) digits is 3483648, while the sum is 54.

The spelling of 1238073914628 in words is "one trillion, two hundred thirty-eight billion, seventy-three million, nine hundred fourteen thousand, six hundred twenty-eight".