136630420850 has 48 divisors (see below), whose sum is σ = 316840631616. Its totient is φ = 42586104000.

The previous prime is 136630420819. The next prime is 136630420859. The reversal of 136630420850 is 58024036631.

It is a super-2 number, since 2×136630420850² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (136630420859) 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, 17740361 + ... + 17748060.

It is an arithmetic number, because the mean of its divisors is an integer number (6600846492).

Almost surely, 2^136630420850 is an apocalyptic number.

136630420850 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

136630420850 is an abundant number, since it is smaller than the sum of its proper divisors (180210210766).

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

136630420850 is a wasteful number, since it uses less digits than its factorization.

136630420850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35488451 (or 35488446 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 38.

The spelling of 136630420850 in words is "one hundred thirty-six billion, six hundred thirty million, four hundred twenty thousand, eight hundred fifty".