16025401455 has 32 divisors (see below), whose sum is σ = 30577665024. Its totient is φ = 7007379456.

The previous prime is 16025401429. The next prime is 16025401459. The reversal of 16025401455 is 55410452061.

It is not a de Polignac number, because 16025401455 - 2⁶ = 16025401391 is a prime.

It is a super-2 number, since 2×16025401455² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16025401459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3315474 + ... + 3320303.

It is an arithmetic number, because the mean of its divisors is an integer number (955552032).

Almost surely, 2^16025401455 is an apocalyptic number.

16025401455 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

16025401455 is a deficient number, since it is larger than the sum of its proper divisors (14552263569).

16025401455 is a wasteful number, since it uses less digits than its factorization.

16025401455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6635815.

The product of its (nonzero) digits is 24000, while the sum is 33.

The spelling of 16025401455 in words is "sixteen billion, twenty-five million, four hundred one thousand, four hundred fifty-five".