164537148141450 has 72 divisors (see below), whose sum is σ = 505207395826848. Its totient is φ = 37608491003040.

The previous prime is 164537148141419. The next prime is 164537148141491. The reversal of 164537148141450 is 54141841735461.

164537148141450 is a `hidden beast` number, since 1 + 6 + 4 + 5 + 3 + 7 + 1 + 48 + 141 + 450 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 26117004492 + ... + 26117010791.

It is an arithmetic number, because the mean of its divisors is an integer number (7016769386484).

Almost surely, 2^{164537148141450} is an apocalyptic number.

164537148141450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

164537148141450 is an abundant number, since it is smaller than the sum of its proper divisors (340670247685398).

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

164537148141450 is a wasteful number, since it uses less digits than its factorization.

164537148141450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52234015308 (or 52234015300 counting only the distinct ones).

The product of its (nonzero) digits is 6451200, while the sum is 54.

The spelling of 164537148141450 in words is "one hundred sixty-four trillion, five hundred thirty-seven billion, one hundred forty-eight million, one hundred forty-one thousand, four hundred fifty".