34400566654 has 16 divisors (see below), whose sum is σ = 53074474992. Its totient is φ = 16713220608.

The previous prime is 34400566637. The next prime is 34400566657. The reversal of 34400566654 is 45666500443.

It is a super-2 number, since 2×34400566654² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a self number, because there is not a number n which added to its sum of digits gives 34400566654.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34400566657) 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, 1019689 + ... + 1052884.

It is an arithmetic number, because the mean of its divisors is an integer number (3317154687).

Almost surely, 2^34400566654 is an apocalyptic number.

34400566654 is a deficient number, since it is larger than the sum of its proper divisors (18673908338).

34400566654 is a wasteful number, since it uses less digits than its factorization.

34400566654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2072811.

The product of its (nonzero) digits is 1036800, while the sum is 43.

The spelling of 34400566654 in words is "thirty-four billion, four hundred million, five hundred sixty-six thousand, six hundred fifty-four".