901478874109 has 24 divisors (see below), whose sum is σ = 1008027216000. Its totient is φ = 805355464320.

The previous prime is 901478874091. The next prime is 901478874169.

901478874109 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 901478874109 - 2²¹ = 901476776957 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (901478874169) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22031932 + ... + 22072810.

It is an arithmetic number, because the mean of its divisors is an integer number (42001134000).

Almost surely, 2^901478874109 is an apocalyptic number.

It is an amenable number.

901478874109 is a deficient number, since it is larger than the sum of its proper divisors (106548341891).

901478874109 is a wasteful number, since it uses less digits than its factorization.

901478874109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44049 (or 44038 counting only the distinct ones).

The product of its (nonzero) digits is 4064256, while the sum is 58.

The spelling of 901478874109 in words is "nine hundred one billion, four hundred seventy-eight million, eight hundred seventy-four thousand, one hundred nine".