40621242203145 has 96 divisors (see below), whose sum is σ = 74448285649920. Its totient is φ = 20432523507840.

The previous prime is 40621242203111. The next prime is 40621242203173. The reversal of 40621242203145 is 54130224212604.

40621242203145 is a `hidden beast` number, since 4 + 0 + 6 + 212 + 422 + 0 + 3 + 14 + 5 = 666.

It is not a de Polignac number, because 40621242203145 - 2²¹ = 40621240105993 is a prime.

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, 257129830 + ... + 257287760.

It is an arithmetic number, because the mean of its divisors is an integer number (775502975520).

Almost surely, 2^{40621242203145} is an apocalyptic number.

40621242203145 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

40621242203145 is a deficient number, since it is larger than the sum of its proper divisors (33827043446775).

40621242203145 is a wasteful number, since it uses less digits than its factorization.

40621242203145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159307 (or 159304 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 36.

Adding to 40621242203145 its reverse (54130224212604), we get a palindrome (94751466415749).

The spelling of 40621242203145 in words is "forty trillion, six hundred twenty-one billion, two hundred forty-two million, two hundred three thousand, one hundred forty-five".