7401475801887 has 8 divisors (see below), whose sum is σ = 9868900860336. Its totient is φ = 4934183972352.

The previous prime is 7401475801883. The next prime is 7401475801901. The reversal of 7401475801887 is 7881085741047.

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

It is not a de Polignac number, because 7401475801887 - 2² = 7401475801883 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 7401475801887.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7401475801883) 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, 33177528 + ... + 33399869.

It is an arithmetic number, because the mean of its divisors is an integer number (1233612607542).

Almost surely, 2^{7401475801887} is an apocalyptic number.

7401475801887 is a deficient number, since it is larger than the sum of its proper divisors (2467425058449).

7401475801887 is a wasteful number, since it uses less digits than its factorization.

7401475801887 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66614457.

The product of its (nonzero) digits is 14049280, while the sum is 60.

The spelling of 7401475801887 in words is "seven trillion, four hundred one billion, four hundred seventy-five million, eight hundred one thousand, eight hundred eighty-seven".