91549962746 has 16 divisors (see below), whose sum is σ = 150365950560. Its totient is φ = 41458919280.

The previous prime is 91549962733. The next prime is 91549962769. The reversal of 91549962746 is 64726994519.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7728956 + ... + 7740791.

It is an arithmetic number, because the mean of its divisors is an integer number (9397871910).

Almost surely, 2^91549962746 is an apocalyptic number.

91549962746 is a deficient number, since it is larger than the sum of its proper divisors (58815987814).

91549962746 is a wasteful number, since it uses less digits than its factorization.

91549962746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15470029.

The product of its digits is 29393280, while the sum is 62.

The spelling of 91549962746 in words is "ninety-one billion, five hundred forty-nine million, nine hundred sixty-two thousand, seven hundred forty-six".