1464872673220 has 24 divisors (see below), whose sum is σ = 3355890124608. Its totient is φ = 532680972000.

The previous prime is 1464872673197. The next prime is 1464872673223. The reversal of 1464872673220 is 223762784641.

It is not an unprimeable number, because it can be changed into a prime (1464872673223) 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, 3329255856 + ... + 3329256295.

It is an arithmetic number, because the mean of its divisors is an integer number (139828755192).

Almost surely, 2^{1464872673220} is an apocalyptic number.

1464872673220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1464872673220 is an abundant number, since it is smaller than the sum of its proper divisors (1891017451388).

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

1464872673220 is a wasteful number, since it uses less digits than its factorization.

1464872673220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6658512171 (or 6658512169 counting only the distinct ones).

The product of its (nonzero) digits is 5419008, while the sum is 52.

The spelling of 1464872673220 in words is "one trillion, four hundred sixty-four billion, eight hundred seventy-two million, six hundred seventy-three thousand, two hundred twenty".