38401353038477 has 24 divisors (see below), whose sum is σ = 45457488749568. Its totient is φ = 32224321055520.

The previous prime is 38401353038459. The next prime is 38401353038483. The reversal of 38401353038477 is 77483035310483.

It is a happy number.

It is not a de Polignac number, because 38401353038477 - 2¹² = 38401353034381 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38401353038777) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 99861908 + ... + 100245714.

It is an arithmetic number, because the mean of its divisors is an integer number (1894062031232).

Almost surely, 2^{38401353038477} is an apocalyptic number.

It is an amenable number.

38401353038477 is a deficient number, since it is larger than the sum of its proper divisors (7056135711091).

38401353038477 is a wasteful number, since it uses less digits than its factorization.

38401353038477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 447449 (or 447438 counting only the distinct ones).

The product of its (nonzero) digits is 20321280, while the sum is 56.

The spelling of 38401353038477 in words is "thirty-eight trillion, four hundred one billion, three hundred fifty-three million, thirty-eight thousand, four hundred seventy-seven".