201554724142092 has 24 divisors (see below), whose sum is σ = 472168039033152. Its totient is φ = 66917239090000.

The previous prime is 201554724142003. The next prime is 201554724142129. The reversal of 201554724142092 is 290241427455102.

It is a super-2 number, since 2×201554724142092² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33458616534 + ... + 33458622557.

It is an arithmetic number, because the mean of its divisors is an integer number (19673668293048).

Almost surely, 2^{201554724142092} is an apocalyptic number.

It is an amenable number.

201554724142092 is an abundant number, since it is smaller than the sum of its proper divisors (270613314891060).

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

201554724142092 is a wasteful number, since it uses less digits than its factorization.

201554724142092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66917239349 (or 66917239347 counting only the distinct ones).

The product of its (nonzero) digits is 1612800, while the sum is 48.

The spelling of 201554724142092 in words is "two hundred one trillion, five hundred fifty-four billion, seven hundred twenty-four million, one hundred forty-two thousand, ninety-two".