10148644378 has 8 divisors (see below), whose sum is σ = 15262714368. Its totient is φ = 5061072924.

The previous prime is 10148644369. The next prime is 10148644381. The reversal of 10148644378 is 87344684101.

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

It is a super-2 number, since 2×10148644378² (a number of 21 digits) contains 22 as substring.

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, 6623676 + ... + 6625207.

It is an arithmetic number, because the mean of its divisors is an integer number (1907839296).

Almost surely, 2^10148644378 is an apocalyptic number.

10148644378 is a deficient number, since it is larger than the sum of its proper divisors (5114069990).

10148644378 is a wasteful number, since it uses less digits than its factorization.

10148644378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13249268.

The product of its (nonzero) digits is 516096, while the sum is 46.

The spelling of 10148644378 in words is "ten billion, one hundred forty-eight million, six hundred forty-four thousand, three hundred seventy-eight".