273451578960 has 80 divisors (see below), whose sum is σ = 968799885696. Its totient is φ = 62503217664.

The previous prime is 273451578941. The next prime is 273451578979. The reversal of 273451578960 is 69875154372.

It is an interprime number because it is at equal distance from previous prime (273451578941) and next prime (273451578979).

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×273451578960² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 273451578960.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 81382719 + ... + 81386078.

It is a 1-persistent number, because it is pandigital, but 2⋅273451578960 = 546903157920 is not.

Almost surely, 2^273451578960 is an apocalyptic number.

273451578960 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

273451578960 is an abundant number, since it is smaller than the sum of its proper divisors (695348306736).

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

273451578960 is a wasteful number, since it uses less digits than its factorization.

273451578960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162768820 (or 162768814 counting only the distinct ones).

The product of its (nonzero) digits is 12700800, while the sum is 57.

The spelling of 273451578960 in words is "two hundred seventy-three billion, four hundred fifty-one million, five hundred seventy-eight thousand, nine hundred sixty".