113156146620 has 144 divisors (see below), whose sum is σ = 375489354240. Its totient is φ = 27355209600.

The previous prime is 113156146619. The next prime is 113156146693. The reversal of 113156146620 is 26641651311.

113156146620 is a `hidden beast` number, since 1 + 1 + 3 + 15 + 6 + 14 + 6 + 620 = 666.

It is a super-3 number, since 3×113156146620³ (a number of 34 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 631225 + ... + 790415.

It is an arithmetic number, because the mean of its divisors is an integer number (2607564960).

Almost surely, 2^113156146620 is an apocalyptic number.

113156146620 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 113156146620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (187744677120).

113156146620 is an abundant number, since it is smaller than the sum of its proper divisors (262333207620).

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

113156146620 is a wasteful number, since it uses less digits than its factorization.

113156146620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159576 (or 159571 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

Adding to 113156146620 its reverse (26641651311), we get a palindrome (139797797931).

The spelling of 113156146620 in words is "one hundred thirteen billion, one hundred fifty-six million, one hundred forty-six thousand, six hundred twenty".