17797540454 has 8 divisors (see below), whose sum is σ = 26932561560. Its totient is φ = 8820019936.

The previous prime is 17797540447. The next prime is 17797540469. The reversal of 17797540454 is 45404579771.

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

It is a super-2 number, since 2×17797540454² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 17797540396 and 17797540405.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39374864 + ... + 39375315.

It is an arithmetic number, because the mean of its divisors is an integer number (3366570195).

Almost surely, 2^17797540454 is an apocalyptic number.

17797540454 is a deficient number, since it is larger than the sum of its proper divisors (9135021106).

17797540454 is a wasteful number, since it uses less digits than its factorization.

17797540454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78750294.

The product of its (nonzero) digits is 4939200, while the sum is 53.

The spelling of 17797540454 in words is "seventeen billion, seven hundred ninety-seven million, five hundred forty thousand, four hundred fifty-four".