38540506616051 has 16 divisors (see below), whose sum is σ = 42127040383488. Its totient is φ = 34967848960800.

The previous prime is 38540506616047. The next prime is 38540506616071. The reversal of 38540506616051 is 15061660504583.

It is a cyclic number.

It is not a de Polignac number, because 38540506616051 - 2² = 38540506616047 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (38540506616071) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9729320 + ... + 13104986.

It is an arithmetic number, because the mean of its divisors is an integer number (2632940023968).

Almost surely, 2^{38540506616051} is an apocalyptic number.

38540506616051 is a deficient number, since it is larger than the sum of its proper divisors (3586533767437).

38540506616051 is a wasteful number, since it uses less digits than its factorization.

38540506616051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3377722.

The product of its (nonzero) digits is 2592000, while the sum is 50.

The spelling of 38540506616051 in words is "thirty-eight trillion, five hundred forty billion, five hundred six million, six hundred sixteen thousand, fifty-one".