162057906642 has 16 divisors (see below), whose sum is σ = 328953363552. Its totient is φ = 53213043840.

The previous prime is 162057906613. The next prime is 162057906677. The reversal of 162057906642 is 246609750261.

It is a junction number, because it is equal to n+sod(n) for n = 162057906591 and 162057906600.

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, 201564159 + ... + 201564962.

It is an arithmetic number, because the mean of its divisors is an integer number (20559585222).

Almost surely, 2^162057906642 is an apocalyptic number.

162057906642 is an abundant number, since it is smaller than the sum of its proper divisors (166895456910).

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

162057906642 is a wasteful number, since it uses less digits than its factorization.

162057906642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 403129193.

The product of its (nonzero) digits is 1088640, while the sum is 48.

The spelling of 162057906642 in words is "one hundred sixty-two billion, fifty-seven million, nine hundred six thousand, six hundred forty-two".