15393401642006 has 16 divisors (see below), whose sum is σ = 23120229459600. Its totient is φ = 7686659795328.

The previous prime is 15393401641997. The next prime is 15393401642009. The reversal of 15393401642006 is 60024610439351.

It is a super-2 number, since 2×15393401642006² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15393401642009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23826650 + ... + 24464178.

It is an arithmetic number, because the mean of its divisors is an integer number (1445014341225).

Almost surely, 2^{15393401642006} is an apocalyptic number.

15393401642006 is a deficient number, since it is larger than the sum of its proper divisors (7726827817594).

15393401642006 is a wasteful number, since it uses less digits than its factorization.

15393401642006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 653263.

The product of its (nonzero) digits is 466560, while the sum is 44.

The spelling of 15393401642006 in words is "fifteen trillion, three hundred ninety-three billion, four hundred one million, six hundred forty-two thousand, six".