1541250401555 has 8 divisors (see below), whose sum is σ = 1849514456832. Its totient is φ = 1232991004608.

The previous prime is 1541250401549. The next prime is 1541250401563. The reversal of 1541250401555 is 5551040521451.

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

It is a cyclic number.

It is not a de Polignac number, because 1541250401555 - 2⁴ = 1541250401539 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 389834 + ... + 1798463.

It is an arithmetic number, because the mean of its divisors is an integer number (231189307104).

Almost surely, 2^{1541250401555} is an apocalyptic number.

1541250401555 is a deficient number, since it is larger than the sum of its proper divisors (308264055277).

1541250401555 is a wasteful number, since it uses less digits than its factorization.

1541250401555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2329165.

The product of its (nonzero) digits is 100000, while the sum is 38.

The spelling of 1541250401555 in words is "one trillion, five hundred forty-one billion, two hundred fifty million, four hundred one thousand, five hundred fifty-five".