901649280346 has 16 divisors (see below), whose sum is σ = 1356001701120. Its totient is φ = 449648971200.

The previous prime is 901649280331. The next prime is 901649280349. The reversal of 901649280346 is 643082946109.

It is a junction number, because it is equal to n+sod(n) for n = 901649280293 and 901649280302.

It is not an unprimeable number, because it can be changed into a prime (901649280349) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 7510525 + ... + 7629631.

It is an arithmetic number, because the mean of its divisors is an integer number (84750106320).

Almost surely, 2^901649280346 is an apocalyptic number.

901649280346 is a deficient number, since it is larger than the sum of its proper divisors (454352420774).

901649280346 is a wasteful number, since it uses less digits than its factorization.

901649280346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128949.

The product of its (nonzero) digits is 2239488, while the sum is 52.

The spelling of 901649280346 in words is "nine hundred one billion, six hundred forty-nine million, two hundred eighty thousand, three hundred forty-six".