40234347736146 has 12 divisors (see below), whose sum is σ = 87174420095022. Its totient is φ = 13411449245376.

The previous prime is 40234347736127. The next prime is 40234347736159. The reversal of 40234347736146 is 64163774343204.

40234347736146 is a `hidden beast` number, since 4 + 0 + 23 + 4 + 3 + 477 + 3 + 6 + 146 = 666.

It can be written as a sum of positive squares in only one way, i.e., 40154970872025 + 79376864121 = 6336795^2 + 281739^2 .

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 40234347736092 and 40234347736101.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1117620770431 + ... + 1117620770466.

Almost surely, 2^{40234347736146} is an apocalyptic number.

40234347736146 is an abundant number, since it is smaller than the sum of its proper divisors (46940072358876).

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

40234347736146 is a wasteful number, since it uses less digits than its factorization.

40234347736146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2235241540905 (or 2235241540902 counting only the distinct ones).

The product of its (nonzero) digits is 24385536, while the sum is 54.

The spelling of 40234347736146 in words is "forty trillion, two hundred thirty-four billion, three hundred forty-seven million, seven hundred thirty-six thousand, one hundred forty-six".