42658562520 has 192 divisors, whose sum is σ = 164314725120. Its totient is φ = 9750513024.

The previous prime is 42658562509. The next prime is 42658562647. The reversal of 42658562520 is 2526585624.

It is a happy number.

42658562520 is a `hidden beast` number, since 4 + 2 + 6 + 585 + 62 + 5 + 2 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 245442 + ... + 381521.

It is an arithmetic number, because the mean of its divisors is an integer number (855805860).

Almost surely, 2^42658562520 is an apocalyptic number.

42658562520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

42658562520 is an abundant number, since it is smaller than the sum of its proper divisors (121656162600).

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

42658562520 is a wasteful number, since it uses less digits than its factorization.

42658562520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 626996 (or 626980 counting only the distinct ones).

The product of its (nonzero) digits is 1152000, while the sum is 45.

The spelling of 42658562520 in words is "forty-two billion, six hundred fifty-eight million, five hundred sixty-two thousand, five hundred twenty".