40689732698554 has 32 divisors (see below), whose sum is σ = 64026964108800. Its totient is φ = 19369498705920.

The previous prime is 40689732698519. The next prime is 40689732698617. The reversal of 40689732698554 is 45589623798604.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3174439 + ... + 9563290.

It is an arithmetic number, because the mean of its divisors is an integer number (2000842628400).

Almost surely, 2^{40689732698554} is an apocalyptic number.

40689732698554 is a deficient number, since it is larger than the sum of its proper divisors (23337231410246).

40689732698554 is a wasteful number, since it uses less digits than its factorization.

40689732698554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12738598.

The product of its (nonzero) digits is 3135283200, while the sum is 76.

The spelling of 40689732698554 in words is "forty trillion, six hundred eighty-nine billion, seven hundred thirty-two million, six hundred ninety-eight thousand, five hundred fifty-four".