36405700473 has 4 divisors (see below), whose sum is σ = 48540933968. Its totient is φ = 24270466980.

The previous prime is 36405700469. The next prime is 36405700501. The reversal of 36405700473 is 37400750463.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 37400750463 = 3 ⋅12466916821.

It is not a de Polignac number, because 36405700473 - 2² = 36405700469 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (36405700873) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6067616743 + ... + 6067616748.

It is an arithmetic number, because the mean of its divisors is an integer number (12135233492).

Almost surely, 2^36405700473 is an apocalyptic number.

It is an amenable number.

36405700473 is a deficient number, since it is larger than the sum of its proper divisors (12135233495).

36405700473 is a wasteful number, since it uses less digits than its factorization.

36405700473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12135233494.

The product of its (nonzero) digits is 211680, while the sum is 39.

The spelling of 36405700473 in words is "thirty-six billion, four hundred five million, seven hundred thousand, four hundred seventy-three".