4027102502921 has 8 divisors (see below), whose sum is σ = 4168206726600. Its totient is φ = 3886147520640.

The previous prime is 4027102502879. The next prime is 4027102502939. The reversal of 4027102502921 is 1292052017204.

It can be written as a sum of positive squares in 4 ways, for example, as 199151557696 + 3827950945225 = 446264^2 + 1956515^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4027102502921 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4027102502981) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37255436 + ... + 37363373.

It is an arithmetic number, because the mean of its divisors is an integer number (521025840825).

Almost surely, 2^{4027102502921} is an apocalyptic number.

It is an amenable number.

4027102502921 is a deficient number, since it is larger than the sum of its proper divisors (141104223679).

4027102502921 is a wasteful number, since it uses less digits than its factorization.

4027102502921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74620699.

The product of its (nonzero) digits is 20160, while the sum is 35.

The spelling of 4027102502921 in words is "four trillion, twenty-seven billion, one hundred two million, five hundred two thousand, nine hundred twenty-one".