158054161950 has 216 divisors, whose sum is σ = 445584262032. Its totient is φ = 41704865280.

The previous prime is 158054161949. The next prime is 158054161973. The reversal of 158054161950 is 59161450851.

158054161950 is a `hidden beast` number, since 1 + 58 + 0 + 541 + 6 + 1 + 9 + 50 = 666.

It is a super-2 number, since 2×158054161950² (a number of 23 digits) contains 22 as substring.

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 158054161896 and 158054161905.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 107 ways as a sum of consecutive naturals, for example, 31818367 + ... + 31823333.

It is an arithmetic number, because the mean of its divisors is an integer number (2062890102).

Almost surely, 2^158054161950 is an apocalyptic number.

158054161950 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 158054161950, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (222792131016).

158054161950 is an abundant number, since it is smaller than the sum of its proper divisors (287530100082).

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

158054161950 is an frugal number, since it uses more digits than its factorization.

158054161950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5100 (or 5074 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 45.

The spelling of 158054161950 in words is "one hundred fifty-eight billion, fifty-four million, one hundred sixty-one thousand, nine hundred fifty".