158278038402000 has 480 divisors, whose sum is σ = 573939704257920. Its totient is φ = 37478090496000.

The previous prime is 158278038401971. The next prime is 158278038402023. The reversal of 158278038402000 is 204830872851.

158278038402000 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 28682956 + ... + 33753044.

It is an arithmetic number, because the mean of its divisors is an integer number (1195707717204).

Almost surely, 2^{158278038402000} is an apocalyptic number.

158278038402000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 158278038402000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (286969852128960).

158278038402000 is an abundant number, since it is smaller than the sum of its proper divisors (415661665855920).

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

158278038402000 is a wasteful number, since it uses less digits than its factorization.

158278038402000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5070180 (or 5070153 counting only the distinct ones).

The product of its (nonzero) digits is 860160, while the sum is 48.

The spelling of 158278038402000 in words is "one hundred fifty-eight trillion, two hundred seventy-eight billion, thirty-eight million, four hundred two thousand".