101578145058 has 48 divisors (see below), whose sum is σ = 238720896960. Its totient is φ = 31029949152.

The previous prime is 101578145057. The next prime is 101578145069. The reversal of 101578145058 is 850541875101.

101578145058 is a `hidden beast` number, since 10 + 1 + 57 + 81 + 4 + 505 + 8 = 666.

It is not an unprimeable number, because it can be changed into a prime (101578145057) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1528966 + ... + 1594017.

It is an arithmetic number, because the mean of its divisors is an integer number (4973352020).

Almost surely, 2^101578145058 is an apocalyptic number.

101578145058 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

101578145058 is an abundant number, since it is smaller than the sum of its proper divisors (137142751902).

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

101578145058 is a wasteful number, since it uses less digits than its factorization.

101578145058 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3123143 (or 3123140 counting only the distinct ones).

The product of its (nonzero) digits is 224000, while the sum is 45.

The spelling of 101578145058 in words is "one hundred one billion, five hundred seventy-eight million, one hundred forty-five thousand, fifty-eight".