673262143488 has 384 divisors, whose sum is σ = 2179811088000. Its totient is φ = 203630837760.

The previous prime is 673262143469. The next prime is 673262143501. The reversal of 673262143488 is 884341262376.

673262143488 is a `hidden beast` number, since 6 + 7 + 3 + 2 + 621 + 4 + 3 + 4 + 8 + 8 = 666.

It is a tau number, because it is divible by the number of its divisors (384).

It is a super-2 number, since 2×673262143488² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 613729756 + ... + 613730852.

It is an arithmetic number, because the mean of its divisors is an integer number (5676591375).

Almost surely, 2^673262143488 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 673262143488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1089905544000).

673262143488 is an abundant number, since it is smaller than the sum of its proper divisors (1506548944512).

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

673262143488 is a wasteful number, since it uses less digits than its factorization.

673262143488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2148 (or 2122 counting only the distinct ones).

The product of its digits is 9289728, while the sum is 54.

The spelling of 673262143488 in words is "six hundred seventy-three billion, two hundred sixty-two million, one hundred forty-three thousand, four hundred eighty-eight".