15400362020453 has 8 divisors (see below), whose sum is σ = 16309792874688. Its totient is φ = 14510918657664.

The previous prime is 15400362020441. The next prime is 15400362020543. The reversal of 15400362020453 is 35402026300451.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-15400362020453 is a prime.

It is a super-2 number, since 2×15400362020453² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15400362020423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4996871276 + ... + 4996874357.

It is an arithmetic number, because the mean of its divisors is an integer number (2038724109336).

Almost surely, 2^{15400362020453} is an apocalyptic number.

It is an amenable number.

15400362020453 is a deficient number, since it is larger than the sum of its proper divisors (909430854235).

15400362020453 is an equidigital number, since it uses as much as digits as its factorization.

15400362020453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9993745723.

The product of its (nonzero) digits is 86400, while the sum is 35.

The spelling of 15400362020453 in words is "fifteen trillion, four hundred billion, three hundred sixty-two million, twenty thousand, four hundred fifty-three".