10400572477 has 8 divisors (see below), whose sum is σ = 11013274296. Its totient is φ = 9787971072.

The previous prime is 10400572471. The next prime is 10400572513. The reversal of 10400572477 is 77427500401.

It can be written as a sum of positive squares in 4 ways, for example, as 7605758521 + 2794813956 = 87211^2 + 52866^2 .

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 10400572477 - 2⁷ = 10400572349 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 (10400572471) 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, 339903 + ... + 369235.

It is an arithmetic number, because the mean of its divisors is an integer number (1376659287).

Almost surely, 2^10400572477 is an apocalyptic number.

10400572477 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

10400572477 is a deficient number, since it is larger than the sum of its proper divisors (612701819).

10400572477 is a wasteful number, since it uses less digits than its factorization.

10400572477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50207.

The product of its (nonzero) digits is 54880, while the sum is 37.

The spelling of 10400572477 in words is "ten billion, four hundred million, five hundred seventy-two thousand, four hundred seventy-seven".