1420515750040 has 32 divisors (see below), whose sum is σ = 3197052794880. Its totient is φ = 568047658752.

The previous prime is 1420515750013. The next prime is 1420515750067. The reversal of 1420515750040 is 400575150241.

It is an interprime number because it is at equal distance from previous prime (1420515750013) and next prime (1420515750067).

It is a super-2 number, since 2×1420515750040² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1420515749978 and 1420515750005.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4812429 + ... + 5099068.

It is an arithmetic number, because the mean of its divisors is an integer number (99907899840).

Almost surely, 2^{1420515750040} is an apocalyptic number.

1420515750040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1420515750040 is an abundant number, since it is smaller than the sum of its proper divisors (1776537044840).

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

1420515750040 is a wasteful number, since it uses less digits than its factorization.

1420515750040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9915091 (or 9915087 counting only the distinct ones).

The product of its (nonzero) digits is 28000, while the sum is 34.

The spelling of 1420515750040 in words is "one trillion, four hundred twenty billion, five hundred fifteen million, seven hundred fifty thousand, forty".