42645587222502 has 192 divisors, whose sum is σ = 113007517459200. Its totient is φ = 11911866065280.

The previous prime is 42645587222477. The next prime is 42645587222507. The reversal of 42645587222502 is 20522278554624.

42645587222502 is a `hidden beast` number, since 4 + 2 + 6 + 4 + 5 + 587 + 2 + 2 + 2 + 50 + 2 = 666.

It is a super-2 number, since 2×42645587222502² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42645587222507) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1915377 + ... + 9431852.

It is an arithmetic number, because the mean of its divisors is an integer number (588580820100).

Almost surely, 2^{42645587222502} is an apocalyptic number.

42645587222502 is an abundant number, since it is smaller than the sum of its proper divisors (70361930236698).

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

42645587222502 is a wasteful number, since it uses less digits than its factorization.

42645587222502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11347313 (or 11347301 counting only the distinct ones).

The product of its (nonzero) digits is 21504000, while the sum is 54.

The spelling of 42645587222502 in words is "forty-two trillion, six hundred forty-five billion, five hundred eighty-seven million, two hundred twenty-two thousand, five hundred two".