10040430021551 has 8 divisors (see below), whose sum is σ = 10286397198000. Its totient is φ = 9794514208960.

The previous prime is 10040430021521. The next prime is 10040430021623. The reversal of 10040430021551 is 15512003404001.

10040430021551 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10040430021551 - 2²⁶ = 10040362912687 is a prime.

It is a super-2 number, since 2×10040430021551² (a number of 27 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 10040430021551.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10040430021521) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12445076 + ... + 13227273.

It is an arithmetic number, because the mean of its divisors is an integer number (1285799649750).

Almost surely, 2^{10040430021551} is an apocalyptic number.

10040430021551 is a deficient number, since it is larger than the sum of its proper divisors (245967176449).

10040430021551 is an equidigital number, since it uses as much as digits as its factorization.

10040430021551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25681929.

The product of its (nonzero) digits is 2400, while the sum is 26.

Adding to 10040430021551 its reverse (15512003404001), we get a palindrome (25552433425552).

The spelling of 10040430021551 in words is "ten trillion, forty billion, four hundred thirty million, twenty-one thousand, five hundred fifty-one".