42901222194558 has 128 divisors (see below), whose sum is σ = 120198546800640. Its totient is φ = 11038641949440.

The previous prime is 42901222194547. The next prime is 42901222194559. The reversal of 42901222194558 is 85549122210924.

It is a happy number.

42901222194558 is a `hidden beast` number, since 42 + 9 + 0 + 1 + 22 + 21 + 9 + 4 + 558 = 666.

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 (42901222194559) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 106266910 + ... + 106669857.

It is an arithmetic number, because the mean of its divisors is an integer number (939051146880).

Almost surely, 2^{42901222194558} is an apocalyptic number.

42901222194558 is an abundant number, since it is smaller than the sum of its proper divisors (77297324606082).

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

42901222194558 is a wasteful number, since it uses less digits than its factorization.

42901222194558 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212936839 (or 212936833 counting only the distinct ones).

The product of its (nonzero) digits is 4147200, while the sum is 54.

The spelling of 42901222194558 in words is "forty-two trillion, nine hundred one billion, two hundred twenty-two million, one hundred ninety-four thousand, five hundred fifty-eight".