40301962821 has 12 divisors (see below), whose sum is σ = 58279885248. Its totient is φ = 26837541864.

The previous prime is 40301962817. The next prime is 40301962847. The reversal of 40301962821 is 12826910304.

40301962821 is a `hidden beast` number, since 4 + 0 + 3 + 0 + 1 + 9 + 628 + 21 = 666.

It is not a de Polignac number, because 40301962821 - 2² = 40301962817 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40301962121) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2527725 + ... + 2543618.

It is an arithmetic number, because the mean of its divisors is an integer number (4856657104).

Almost surely, 2^40301962821 is an apocalyptic number.

It is an amenable number.

40301962821 is a deficient number, since it is larger than the sum of its proper divisors (17977922427).

40301962821 is a wasteful number, since it uses less digits than its factorization.

40301962821 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5072232 (or 5072229 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The spelling of 40301962821 in words is "forty billion, three hundred one million, nine hundred sixty-two thousand, eight hundred twenty-one".