1501420001400 has 480 divisors, whose sum is σ = 5700234157200. Its totient is φ = 363243571200.

The previous prime is 1501420001399. The next prime is 1501420001447. The reversal of 1501420001400 is 41000241051.

1501420001400 is a `hidden beast` number, since 1 + 50 + 14 + 200 + 0 + 1 + 400 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 90695524 + ... + 90712076.

Almost surely, 2^{1501420001400} is an apocalyptic number.

1501420001400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1501420001400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2850117078600).

1501420001400 is an abundant number, since it is smaller than the sum of its proper divisors (4198814155800).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1501420001400 is a wasteful number, since it uses less digits than its factorization.

1501420001400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17101 (or 17083 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

Adding to 1501420001400 its reverse (41000241051), we get a palindrome (1542420242451).

The spelling of 1501420001400 in words is "one trillion, five hundred one billion, four hundred twenty million, one thousand, four hundred".