393984651102 has 64 divisors (see below), whose sum is σ = 903489945600. Its totient is φ = 112198232160.

The previous prime is 393984651037. The next prime is 393984651107. The reversal of 393984651102 is 201156489393.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (393984651107) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27992727 + ... + 28006797.

It is an arithmetic number, because the mean of its divisors is an integer number (14117030400).

Almost surely, 2^393984651102 is an apocalyptic number.

393984651102 is an abundant number, since it is smaller than the sum of its proper divisors (509505294498).

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

393984651102 is a wasteful number, since it uses less digits than its factorization.

393984651102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16221.

The product of its (nonzero) digits is 1399680, while the sum is 51.

The spelling of 393984651102 in words is "three hundred ninety-three billion, nine hundred eighty-four million, six hundred fifty-one thousand, one hundred two".