54142252492 has 24 divisors (see below), whose sum is σ = 94991400000. Its totient is φ = 27001914576.

The previous prime is 54142252487. The next prime is 54142252499. The reversal of 54142252492 is 29425224145.

It is not an unprimeable number, because it can be changed into a prime (54142252499) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4183143 + ... + 4196065.

It is an arithmetic number, because the mean of its divisors is an integer number (3957975000).

Almost surely, 2^54142252492 is an apocalyptic number.

It is an amenable number.

54142252492 is a deficient number, since it is larger than the sum of its proper divisors (40849147508).

54142252492 is a wasteful number, since it uses less digits than its factorization.

54142252492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15525 (or 15523 counting only the distinct ones).

The product of its digits is 230400, while the sum is 40.

The spelling of 54142252492 in words is "fifty-four billion, one hundred forty-two million, two hundred fifty-two thousand, four hundred ninety-two".