3885434734620 has 48 divisors (see below), whose sum is σ = 11451807642240. Its totient is φ = 981583511616.

The previous prime is 3885434734583. The next prime is 3885434734637. The reversal of 3885434734620 is 264374345883.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1704136902 + ... + 1704139181.

It is an arithmetic number, because the mean of its divisors is an integer number (238579325880).

Almost surely, 2^{3885434734620} is an apocalyptic number.

3885434734620 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3885434734620 is an abundant number, since it is smaller than the sum of its proper divisors (7566372907620).

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

3885434734620 is a wasteful number, since it uses less digits than its factorization.

3885434734620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3408276114 (or 3408276112 counting only the distinct ones).

The product of its (nonzero) digits is 46448640, while the sum is 57.

The spelling of 3885434734620 in words is "three trillion, eight hundred eighty-five billion, four hundred thirty-four million, seven hundred thirty-four thousand, six hundred twenty".