152818961442 has 16 divisors (see below), whose sum is σ = 349300483392. Its totient is φ = 43662560400.

The previous prime is 152818961431. The next prime is 152818961453. The reversal of 152818961442 is 244169818251.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (152818961431) and next prime (152818961453).

It is a super-2 number, since 2×152818961442² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1819273309 + ... + 1819273392.

It is an arithmetic number, because the mean of its divisors is an integer number (21831280212).

Almost surely, 2^152818961442 is an apocalyptic number.

152818961442 is an abundant number, since it is smaller than the sum of its proper divisors (196481521950).

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

152818961442 is a wasteful number, since it uses less digits than its factorization.

152818961442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3638546713.

The product of its digits is 1105920, while the sum is 51.

The spelling of 152818961442 in words is "one hundred fifty-two billion, eight hundred eighteen million, nine hundred sixty-one thousand, four hundred forty-two".