402187051342 has 8 divisors (see below), whose sum is σ = 603285527232. Its totient is φ = 201091875600.

The previous prime is 402187051333. The next prime is 402187051369. The reversal of 402187051342 is 243150781204.

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, 493759 + ... + 1023802.

It is an arithmetic number, because the mean of its divisors is an integer number (75410690904).

Almost surely, 2^402187051342 is an apocalyptic number.

402187051342 is a deficient number, since it is larger than the sum of its proper divisors (201098475890).

402187051342 is a wasteful number, since it uses less digits than its factorization.

402187051342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1650074.

The product of its (nonzero) digits is 53760, while the sum is 37.

The spelling of 402187051342 in words is "four hundred two billion, one hundred eighty-seven million, fifty-one thousand, three hundred forty-two".