100640619854 has 8 divisors (see below), whose sum is σ = 159840984528. Its totient is φ = 47360291680.

The previous prime is 100640619839. The next prime is 100640619923. The reversal of 100640619854 is 458916046001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1480009082 + ... + 1480009149.

It is an arithmetic number, because the mean of its divisors is an integer number (19980123066).

Almost surely, 2^100640619854 is an apocalyptic number.

100640619854 is a deficient number, since it is larger than the sum of its proper divisors (59200364674).

100640619854 is a wasteful number, since it uses less digits than its factorization.

100640619854 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2960018250.

The product of its (nonzero) digits is 207360, while the sum is 44.

The spelling of 100640619854 in words is "one hundred billion, six hundred forty million, six hundred nineteen thousand, eight hundred fifty-four".