1615920045932 has 6 divisors (see below), whose sum is σ = 2827860080388. Its totient is φ = 807960022964.

The previous prime is 1615920045881. The next prime is 1615920045941. The reversal of 1615920045932 is 2395400295161.

It is a super-2 number, since 2×1615920045932² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201990005738 + ... + 201990005745.

It is an arithmetic number, because the mean of its divisors is an integer number (471310013398).

Almost surely, 2^{1615920045932} is an apocalyptic number.

It is an amenable number.

1615920045932 is a deficient number, since it is larger than the sum of its proper divisors (1211940034456).

1615920045932 is a wasteful number, since it uses less digits than its factorization.

1615920045932 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 403980011487 (or 403980011485 counting only the distinct ones).

The product of its (nonzero) digits is 583200, while the sum is 47.

The spelling of 1615920045932 in words is "one trillion, six hundred fifteen billion, nine hundred twenty million, forty-five thousand, nine hundred thirty-two".