201554724142140 has 96 divisors (see below), whose sum is σ = 570870650581056. Its totient is φ = 53128955750400.

The previous prime is 201554724142133. The next prime is 201554724142151. The reversal of 201554724142140 is 41241427455102.

It is a junction number, because it is equal to n+sod(n) for n = 201554724142092 and 201554724142101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 23413977 + ... + 30843536.

It is an arithmetic number, because the mean of its divisors is an integer number (5946569276886).

Almost surely, 2^{201554724142140} is an apocalyptic number.

201554724142140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201554724142140 is an abundant number, since it is smaller than the sum of its proper divisors (369315926438916).

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

201554724142140 is a wasteful number, since it uses less digits than its factorization.

201554724142140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54258239 (or 54258237 counting only the distinct ones).

The product of its (nonzero) digits is 358400, while the sum is 42.

The spelling of 201554724142140 in words is "two hundred one trillion, five hundred fifty-four billion, seven hundred twenty-four million, one hundred forty-two thousand, one hundred forty".