354630261073863 has 4 divisors (see below), whose sum is σ = 472840348098488. Its totient is φ = 236420174049240.

The previous prime is 354630261073859. The next prime is 354630261073871. The reversal of 354630261073863 is 368370162036453.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 354630261073863 - 2² = 354630261073859 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 (354630261073063) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59105043512308 + ... + 59105043512313.

It is an arithmetic number, because the mean of its divisors is an integer number (118210087024622).

Almost surely, 2^{354630261073863} is an apocalyptic number.

354630261073863 is a deficient number, since it is larger than the sum of its proper divisors (118210087024625).

354630261073863 is a wasteful number, since it uses less digits than its factorization.

354630261073863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118210087024624.

The product of its (nonzero) digits is 39191040, while the sum is 57.

The spelling of 354630261073863 in words is "three hundred fifty-four trillion, six hundred thirty billion, two hundred sixty-one million, seventy-three thousand, eight hundred sixty-three".