7426849901 has 16 divisors (see below), whose sum is σ = 7798913280. Its totient is φ = 7064164800.

The previous prime is 7426849897. The next prime is 7426849909. The reversal of 7426849901 is 1099486247.

It is a cyclic number.

It is not a de Polignac number, because 7426849901 - 2² = 7426849897 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 7426849901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7426849909) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1926626 + ... + 1930476.

It is an arithmetic number, because the mean of its divisors is an integer number (487432080).

Almost surely, 2^7426849901 is an apocalyptic number.

It is an amenable number.

7426849901 is a deficient number, since it is larger than the sum of its proper divisors (372063379).

7426849901 is a wasteful number, since it uses less digits than its factorization.

7426849901 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5044.

The product of its (nonzero) digits is 870912, while the sum is 50.

The square root of 7426849901 is about 86179.1732438876. The cubic root of 7426849901 is about 1951.0491746969.

The spelling of 7426849901 in words is "seven billion, four hundred twenty-six million, eight hundred forty-nine thousand, nine hundred one".