351587774066 has 16 divisors (see below), whose sum is σ = 542358168000. Its totient is φ = 170842806288.

The previous prime is 351587774017. The next prime is 351587774077. The reversal of 351587774066 is 660477785153.

It is a super-2 number, since 2×351587774066² (a number of 24 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 351587773996 and 351587774014.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10254821 + ... + 10289048.

It is an arithmetic number, because the mean of its divisors is an integer number (33897385500).

Almost surely, 2^351587774066 is an apocalyptic number.

351587774066 is a deficient number, since it is larger than the sum of its proper divisors (190770393934).

351587774066 is a wasteful number, since it uses less digits than its factorization.

351587774066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20544113.

The product of its (nonzero) digits is 29635200, while the sum is 59.

The spelling of 351587774066 in words is "three hundred fifty-one billion, five hundred eighty-seven million, seven hundred seventy-four thousand, sixty-six".