38514154628431 has 8 divisors (see below), whose sum is σ = 38573405591760. Its totient is φ = 38454940644288.

The previous prime is 38514154628393. The next prime is 38514154628441. The reversal of 38514154628431 is 13482645141583.

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 38514154628431 - 2⁹ = 38514154627919 is a prime.

It is a super-2 number, since 2×38514154628431² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38514154628441) 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, 7159816 + ... + 11326573.

It is an arithmetic number, because the mean of its divisors is an integer number (4821675698970).

Almost surely, 2^{38514154628431} is an apocalyptic number.

38514154628431 is a deficient number, since it is larger than the sum of its proper divisors (59250963329).

38514154628431 is a wasteful number, since it uses less digits than its factorization.

38514154628431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18489593.

The product of its digits is 11059200, while the sum is 55.

The spelling of 38514154628431 in words is "thirty-eight trillion, five hundred fourteen billion, one hundred fifty-four million, six hundred twenty-eight thousand, four hundred thirty-one".