393155145034 has 16 divisors (see below), whose sum is σ = 625803330240. Its totient is φ = 184843758880.

The previous prime is 393155144951. The next prime is 393155145041. The reversal of 393155145034 is 430541551393.

It is a super-2 number, since 2×393155145034² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72428227 + ... + 72433654.

It is an arithmetic number, because the mean of its divisors is an integer number (39112708140).

Almost surely, 2^393155145034 is an apocalyptic number.

393155145034 is a deficient number, since it is larger than the sum of its proper divisors (232648185206).

393155145034 is a wasteful number, since it uses less digits than its factorization.

393155145034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144861965.

The product of its (nonzero) digits is 486000, while the sum is 43.

The spelling of 393155145034 in words is "three hundred ninety-three billion, one hundred fifty-five million, one hundred forty-five thousand, thirty-four".