1372002661457 has 8 divisors (see below), whose sum is σ = 1397959093440. Its totient is φ = 1346048806960.

The previous prime is 1372002661451. The next prime is 1372002661459. The reversal of 1372002661457 is 7541662002731.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1372002661457 - 2⁴ = 1372002661441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1372002661451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 447644 + ... + 1715922.

It is an arithmetic number, because the mean of its divisors is an integer number (174744886680).

Almost surely, 2^{1372002661457} is an apocalyptic number.

It is an amenable number.

1372002661457 is a deficient number, since it is larger than the sum of its proper divisors (25956431983).

1372002661457 is a wasteful number, since it uses less digits than its factorization.

1372002661457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1288743.

The product of its (nonzero) digits is 423360, while the sum is 44.

The spelling of 1372002661457 in words is "one trillion, three hundred seventy-two billion, two million, six hundred sixty-one thousand, four hundred fifty-seven".