1620029347342 has 8 divisors (see below), whose sum is σ = 2777193166896. Its totient is φ = 694298291712.

The previous prime is 1620029347301. The next prime is 1620029347357. The reversal of 1620029347342 is 2437439200261.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57858190963 + ... + 57858190990.

It is an arithmetic number, because the mean of its divisors is an integer number (347149145862).

Almost surely, 2^{1620029347342} is an apocalyptic number.

1620029347342 is a deficient number, since it is larger than the sum of its proper divisors (1157163819554).

1620029347342 is a wasteful number, since it uses less digits than its factorization.

1620029347342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115716381962.

The product of its (nonzero) digits is 435456, while the sum is 43.

The spelling of 1620029347342 in words is "one trillion, six hundred twenty billion, twenty-nine million, three hundred forty-seven thousand, three hundred forty-two".