40651054662463 has 4 divisors (see below), whose sum is σ = 46458348185680. Its totient is φ = 34843761139248.

The previous prime is 40651054662461. The next prime is 40651054662467. The reversal of 40651054662463 is 36426645015604.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40651054662463 - 2¹ = 40651054662461 is a prime.

It is a super-2 number, since 2×40651054662463² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40651054662463.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40651054662461) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2903646761598 + ... + 2903646761611.

It is an arithmetic number, because the mean of its divisors is an integer number (11614587046420).

Almost surely, 2^{40651054662463} is an apocalyptic number.

40651054662463 is a deficient number, since it is larger than the sum of its proper divisors (5807293523217).

40651054662463 is an equidigital number, since it uses as much as digits as its factorization.

40651054662463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5807293523216.

The product of its (nonzero) digits is 12441600, while the sum is 52.

The spelling of 40651054662463 in words is "forty trillion, six hundred fifty-one billion, fifty-four million, six hundred sixty-two thousand, four hundred sixty-three".