351623403849 has 16 divisors (see below), whose sum is σ = 471126404672. Its totient is φ = 233270497728.

The previous prime is 351623403847. The next prime is 351623403871. The reversal of 351623403849 is 948304326153.

It is not a de Polignac number, because 351623403849 - 2¹ = 351623403847 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 351623403798 and 351623403807.

It is not an unprimeable number, because it can be changed into a prime (351623403847) 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, 253167 + ... + 875979.

It is an arithmetic number, because the mean of its divisors is an integer number (29445400292).

Almost surely, 2^351623403849 is an apocalyptic number.

It is an amenable number.

351623403849 is a deficient number, since it is larger than the sum of its proper divisors (119503000823).

351623403849 is a wasteful number, since it uses less digits than its factorization.

351623403849 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 623736.

The product of its (nonzero) digits is 1866240, while the sum is 48.

The spelling of 351623403849 in words is "three hundred fifty-one billion, six hundred twenty-three million, four hundred three thousand, eight hundred forty-nine".