155324331402 has 8 divisors (see below), whose sum is σ = 310648662816. Its totient is φ = 51774777132.

The previous prime is 155324331361. The next prime is 155324331419. The reversal of 155324331402 is 204133423551.

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

155324331402 is an admirable 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, 12943694278 + ... + 12943694289.

It is an arithmetic number, because the mean of its divisors is an integer number (38831082852).

Almost surely, 2^155324331402 is an apocalyptic number.

155324331402 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

155324331402 is a wasteful number, since it uses less digits than its factorization.

155324331402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25887388572.

The product of its (nonzero) digits is 43200, while the sum is 33.

Adding to 155324331402 its reverse (204133423551), we get a palindrome (359457754953).

The spelling of 155324331402 in words is "one hundred fifty-five billion, three hundred twenty-four million, three hundred thirty-one thousand, four hundred two".