16545126475340 has 24 divisors (see below), whose sum is σ = 35018346435072. Its totient is φ = 6565939954560.

The previous prime is 16545126475307. The next prime is 16545126475349. The reversal of 16545126475340 is 4357462154561.

It is a super-2 number, since 2×16545126475340² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (16545126475349) 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, 3256912121 + ... + 3256917200.

It is an arithmetic number, because the mean of its divisors is an integer number (1459097768128).

Almost surely, 2^{16545126475340} is an apocalyptic number.

16545126475340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16545126475340 is an abundant number, since it is smaller than the sum of its proper divisors (18473219959732).

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

16545126475340 is a wasteful number, since it uses less digits than its factorization.

16545126475340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6513829457 (or 6513829455 counting only the distinct ones).

The product of its (nonzero) digits is 12096000, while the sum is 53.

The spelling of 16545126475340 in words is "sixteen trillion, five hundred forty-five billion, one hundred twenty-six million, four hundred seventy-five thousand, three hundred forty".