42054798501 has 12 divisors (see below), whose sum is σ = 60783177312. Its totient is φ = 28019290536.

The previous prime is 42054798479. The next prime is 42054798503. The reversal of 42054798501 is 10589745024.

42054798501 is a `hidden beast` number, since 4 + 2 + 0 + 54 + 7 + 98 + 501 = 666.

It is not a de Polignac number, because 42054798501 - 2³⁵ = 7695060133 is a prime.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42054798503) 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 11 ways as a sum of consecutive naturals, for example, 1421361 + ... + 1450646.

It is an arithmetic number, because the mean of its divisors is an integer number (5065264776).

Almost surely, 2^42054798501 is an apocalyptic number.

It is an amenable number.

42054798501 is a deficient number, since it is larger than the sum of its proper divisors (18728378811).

42054798501 is a wasteful number, since it uses less digits than its factorization.

42054798501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2873640 (or 2873637 counting only the distinct ones).

The product of its (nonzero) digits is 403200, while the sum is 45.

The spelling of 42054798501 in words is "forty-two billion, fifty-four million, seven hundred ninety-eight thousand, five hundred one".