705387372054 has 32 divisors (see below), whose sum is σ = 1420618953600. Its totient is φ = 233493388800.

The previous prime is 705387372031. The next prime is 705387372061. The reversal of 705387372054 is 450273783507.

It is a junction number, because it is equal to n+sod(n) for n = 705387371988 and 705387372006.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52032 + ... + 1188899.

It is an arithmetic number, because the mean of its divisors is an integer number (44394342300).

Almost surely, 2^705387372054 is an apocalyptic number.

705387372054 is an abundant number, since it is smaller than the sum of its proper divisors (715231581546).

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

705387372054 is a wasteful number, since it uses less digits than its factorization.

705387372054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1241596.

The product of its (nonzero) digits is 4939200, while the sum is 51.

The spelling of 705387372054 in words is "seven hundred five billion, three hundred eighty-seven million, three hundred seventy-two thousand, fifty-four".